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#1
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"Tar paper" on roof of small overhang
Small -- 4x6 +- wooden "eyebrow" or overhang on back porch (S. exposure).
Have to replace old worn cover (what we used to call "tar paper". Any difference between individual shingles and sheet, in terms of wear? I assume ease of replacement better with indiv. shingles, but cost of installation higher? Your wisdom appreciated. HB |
#2
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"Tar paper" on roof of small overhang
On Tue, 2 Jul 2013 10:17:12 -0700 (PDT), Higgs Boson
wrote: Your wisdom appreciated. Tar paper is the same as 15# and 30# felt (tar paper) paper. |
#3
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"Tar paper" on roof of small overhang
On Tuesday, July 2, 2013 1:17:12 PM UTC-4, Higgs Boson wrote:
Small -- 4x6 +- wooden "eyebrow" or overhang on back porch (S. exposure). Have to replace old worn cover (what we used to call "tar paper". Probably what they call "rolled roofing" around here. It is a cheap roofing material, basically a giant rolled-up shingle, a heavy asphalt backer with fine aggregate embedded. Not as durable as shingles, but certainly more durable than 30lb felt. Any difference between individual shingles and sheet, in terms of wear? If you're talking rolled roofing, individual shingles are much more durable. I assume ease of replacement better with indiv. shingles, but cost of installation higher? Probably. I would want this eyebrow or whatever the hell it is to have a roof that matches the rest of the house. |
#4
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"Tar paper" on roof of small overhang
On 7/2/13 1:17 PM, Higgs Boson wrote:
Small -- 4x6 +- wooden "eyebrow" or overhang on back porch (S. exposure). Have to replace old worn cover (what we used to call "tar paper". Any difference between individual shingles and sheet, in terms of wear? I assume ease of replacement better with indiv. shingles, but cost of installation higher? Your wisdom appreciated. HB What is the pitch (or slope) of this overhang ?? Shingles are not recommended on flat or nearly flat roofs. (IIRC minimum of 1:4 pitch). Rainwater can wick up under flat-lying shingles and cause water damage. Use "roll roofing" instead, not "tar paper or felt", in a color to go with rest of roof. http://www.homedepot.com/p/GAF-Miner...1#.UdMykevrkfo |
#5
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"Tar paper" on roof of small overhang
On Tuesday, July 2, 2013 1:17:12 PM UTC-4, Higgs Boson wrote:
Small -- 4x6 +- wooden "eyebrow" or overhang on back porch (S. exposure). Have to replace old worn cover (what we used to call "tar paper". Any difference between individual shingles and sheet, in terms of wear? Shingles and sheet of what? Hard to believe that the roof just has tar paper on it now. What's on the rest of the house? You would think the porch would have the same roofing, unless the porch roof is too low pitch and has rolled roofing, ie hot tar type which is usually used on flat roofs. What is the pitch? I assume ease of replacement better with indiv. shingles, but cost of installation higher? I doubt there is much difference in the cost of doing a porch roof either way. But if it has enough pitch for shingles to be used, then rolled roofing is going to look like hell. Your wisdom appreciated. HB |
#6
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"Tar paper" on roof of small overhang
On Tuesday, July 2, 2013 12:17:12 PM UTC-5, Higgs Boson wrote:
Small -- 4x6 +- wooden "eyebrow" or overhang on back porch (S. exposure). Have to replace old worn cover (what we used to call "tar paper". Any difference between individual shingles and sheet, in terms of wear? I assume ease of replacement better with indiv. shingles, but cost of installation higher? Your wisdom appreciated. HB Roll roofing over an adhesive vapor barrier like used along drip edges. |
#7
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"Tar paper" on roof of small overhang
Higgs Boson wrote:
Small -- 4x6 +- wooden "eyebrow" or overhang on back porch (S. exposure). Have to replace old worn cover (what we used to call "tar paper". Any difference between individual shingles and sheet, in terms of wear? I assume ease of replacement better with indiv. shingles, but cost of installation higher? Your wisdom appreciated. Any chance that you could upload a photo (through http://tinypic.com or another similar site)? I think that would make it a lot easier for people to see what you need and what would work best. |
#8
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"Tar paper" on roof of small overhang
On Wednesday, July 3, 2013 7:23:15 AM UTC-7, TomR wrote:
Higgs Boson wrote: Small -- 4x6 +- wooden "eyebrow" or overhang on back porch (S. exposure). Have to replace old worn cover (what we used to call "tar paper". Any difference between individual shingles and sheet, in terms of wear? I assume ease of replacement better with indiv. shingles, but cost of installation higher? Your wisdom appreciated. Any chance that you could upload a photo (through http://tinypic.com or another similar site)? I think that would make it a lot easier for people to see what you need and what would work best. OK, here is pic to show angle of "eyebrow" roof on back porch. http://tinypic.com/r/35ko77d/5 Hope this will help recommend shingles vs ?? Also: must shingles be underlaid with ? specific name of product? Much TIA HB |
#9
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"Tar paper" on roof of small overhang
On Tuesday, July 2, 2013 10:17:12 AM UTC-7, Higgs Boson wrote:
Small -- 4x6 +- wooden "eyebrow" or overhang on back porch (S. exposure). Have to replace old worn cover (what we used to call "tar paper". Any difference between individual shingles and sheet, in terms of wear? I assume ease of replacement better with indiv. shingles, but cost of installation higher? Your wisdom appreciated. HB OK, here is pic showing angle of "eyebrow" overhang on back porch. http://tinypic.com/r/35ko77d/5 This was about whether to use shingles or sheet. Recommendation so far was for shingles. Need to put something underneath? Name of product? Big TIA HB |
#10
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"Tar paper" on roof of small overhang
On Thursday, July 11, 2013 4:43:04 AM UTC-4, Higgs Boson wrote:
On Tuesday, July 2, 2013 10:17:12 AM UTC-7, Higgs Boson wrote: Small -- 4x6 +- wooden "eyebrow" or overhang on back porch (S. exposure). Have to replace old worn cover (what we used to call "tar paper". Any difference between individual shingles and sheet, in terms of wear? I assume ease of replacement better with indiv. shingles, but cost of installation higher? Your wisdom appreciated. HB OK, here is pic showing angle of "eyebrow" overhang on back porch. http://tinypic.com/r/35ko77d/5 This was about whether to use shingles or sheet. Recommendation so far was for shingles. Need to put something underneath? Name of product? Big TIA HB Pitch is OK for shingles. What the pic doesn't show is what's on the rest of the roof? Why doesn't that section have the same shingles or roof as the rest of the house? That would be normal. As far as shingles, the application is as follows: 15# or 30# felt if you're in an area subject to snow, freezing weather, code usually requires water barrier material from the eaves up to 2ft past the heated wall for that section instead of felt drip edge along eaves and rakes flashing where the roof meets the house shingles |
#11
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"Tar paper" on roof of small overhang
Higgs Boson wrote:
On Wednesday, July 3, 2013 7:23:15 AM UTC-7, TomR wrote: Higgs Boson wrote: Small -- 4x6 +- wooden "eyebrow" or overhang on back porch (S. exposure). Have to replace old worn cover (what we used to call "tar paper". Any difference between individual shingles and sheet, in terms of wear? Any chance that you could upload a photo . . .? . . , I think that would make it a lot easier for people to see what you need and what would work best. OK, here is pic to show angle of "eyebrow" roof on back porch. http://tinypic.com/r/35ko77d/5 Thanks for the photo. I was surprised because when I read "eyebrow" in your original post I was thinking of the curved type of eyebrow roof structure. If you go to Google Images at http://www.images.google.com and do a search for --- eyebrow roof --- you'll see what I mean. So, what you have is an overhang over a porch with a flat pitched roof. And the pitch is enough that you have a choice of using individual shingles or roll roofing or other options. It would probably help if you posted a photo of the existing roof so people could see what is there now, how it connects to the house, etc. And, if the photo (or another photo) could show another part of the roof for the rest of the house, people could get an idea of whether to try to match that style etc. With a better photo or two of the actual roof, people here could also let you know if you need drip edge etc. I know a little about that, but not as much as others here. Are you thinking of doing this yourself or having someone else do it? That could make a difference also in terms or which roofing materials you may want to use. |
#12
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"Tar paper" on roof of small overhang
On Thu, 11 Jul 2013 01:43:04 -0700 (PDT), Higgs Boson
wrote: On Tuesday, July 2, 2013 10:17:12 AM UTC-7, Higgs Boson wrote: Small -- 4x6 +- wooden "eyebrow" or overhang on back porch (S. exposure). Have to replace old worn cover (what we used to call "tar paper". Any difference between individual shingles and sheet, in terms of wear? I assume ease of replacement better with indiv. shingles, but cost of installation higher? Your wisdom appreciated. HB OK, here is pic showing angle of "eyebrow" overhang on back porch. http://tinypic.com/r/35ko77d/5 This was about whether to use shingles or sheet. Recommendation so far was for shingles. Need to put something underneath? Name of product? Big TIA HB I'd shingle it, and I'd put roofing felt under the shingles. Roofing felt is what is usually called "tar paper" Heavy "tar paper" with a stone finish is called "roll roofing" which would be your other option. With the pitch and size you have there, a bundle of shingles should just about do the job Roll roofing doesn't make as good a job without a lot of extra work/care. |
#13
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"Tar paper" on roof of small overhang
On Thursday, July 11, 2013 4:11:03 AM UTC-7, wrote:
On Thursday, July 11, 2013 4:43:04 AM UTC-4, Higgs Boson wrote: On Tuesday, July 2, 2013 10:17:12 AM UTC-7, Higgs Boson wrote: Small -- 4x6 +- wooden "eyebrow" or overhang on back porch (S. exposure). Have to replace old worn cover (what we used to call "tar paper". Any difference between individual shingles and sheet, in terms of wear? I assume ease of replacement better with indiv. shingles, but cost of installation higher? Your wisdom appreciated. HB OK, here is pic showing angle of "eyebrow" overhang on back porch. http://tinypic.com/r/35ko77d/5 This was about whether to use shingles or sheet. Recommendation so far was for shingles. Need to put something underneath? Name of product? Big TIA HB Pitch is OK for shingles. What the pic doesn't show is what's on the rest of the roof? Why doesn't that section have the same shingles or roof as the rest of the house? That would be normal. As far as shingles, the application is as follows: 15# or 30# felt if you're in an area subject to snow, freezing weather, code usually requires water barrier material from the eaves up to 2ft past the heated wall for that section instead of felt drip edge along eaves and rakes flashing where the roof meets the house shingles Here's pic showing how overhang attaches to back of house. No prob. with (what little) rain we get; it just runs off. Note that rain vent from (flat) roof does not discharge onto overhang. http://tinypic.com/r/xde9mp/5 Thanks for cold weather info, but not applicable here; this is So.Calif coastal. Also, there's not a question of aesthetics -- matching the overhang to roof. Roof is flat tar paper (except in front; peak w/Spanish tiles). Is this enough info to decide whether felt and shingles or felt and roll? ISTR that shingles was preferred, though more expensive (?) I'm not doing the work myself. Looking for skilled handyman. If not found, will have to bite the bullet and hope to catch a roofer between big jobs. Thanks to all for input. HB |
#14
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"Tar paper" on roof of small overhang
On Friday, July 12, 2013 12:01:13 AM UTC-4, Higgs Boson wrote:
On Thursday, July 11, 2013 4:11:03 AM UTC-7, wrote: On Thursday, July 11, 2013 4:43:04 AM UTC-4, Higgs Boson wrote: On Tuesday, July 2, 2013 10:17:12 AM UTC-7, Higgs Boson wrote: Small -- 4x6 +- wooden "eyebrow" or overhang on back porch (S. exposure). Have to replace old worn cover (what we used to call "tar paper". Any difference between individual shingles and sheet, in terms of wear? I assume ease of replacement better with indiv. shingles, but cost of installation higher? Your wisdom appreciated. HB OK, here is pic showing angle of "eyebrow" overhang on back porch. http://tinypic.com/r/35ko77d/5 This was about whether to use shingles or sheet. Recommendation so far was for shingles. Need to put something underneath? Name of product? Big TIA HB Pitch is OK for shingles. What the pic doesn't show is what's on the rest of the roof? Why doesn't that section have the same shingles or roof as the rest of the house? That would be normal. As far as shingles, the application is as follows: 15# or 30# felt if you're in an area subject to snow, freezing weather, code usually requires water barrier material from the eaves up to 2ft past the heated wall for that section instead of felt drip edge along eaves and rakes flashing where the roof meets the house shingles Here's pic showing how overhang attaches to back of house. No prob. with (what little) rain we get; it just runs off. Note that rain vent from (flat) roof does not discharge onto overhang. http://tinypic.com/r/xde9mp/5 Thanks for cold weather info, but not applicable here; this is So.Calif coastal. Also, there's not a question of aesthetics -- matching the overhang to roof. Roof is flat tar paper (except in front; peak w/Spanish tiles). Is this enough info to decide whether felt and shingles or felt and roll? ISTR that shingles was preferred, though more expensive (?) I'm not doing the work myself. Looking for skilled handyman. If not found, will have to bite the bullet and hope to catch a roofer between big jobs. Thanks to all for input. HB From the pic, I still can't see how it matches the rest of the roofing, building, etc. And what you keep calling "tar paper" is most likely rolled roofing, which is what is used on many flat or very low pitch roofs. So, up to you what to use. Normally, I wouldn't use a handyman for any roofing project. One mistake and you have leaks. But if you do, the critical area is where the roof meets the building, which needs to be flashed correctly. And if you go with a handyman, shingles are going to be the likely choice, I don't think many handymen are going to do rolled roofing. Either will work. It's up to you to decide if shingles will look better and then there are the color choices, 3 tab or architectural, etc. You can see what they look like at HD, Lowes, building supply houses, neighbors houses, etc. |
#15
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"Tar paper" on roof of small overhang
Higgs Boson wrote:
On Wednesday, July 3, 2013 7:23:15 AM UTC-7, TomR wrote: Higgs Boson wrote: Small -- 4x6 +- wooden . . . overhang on back porch. . . , Have to replace old worn cover (what we used to call "tar paper"). Any difference between individual shingles and sheet, in terms of wear? Any chance that you could upload a photo . . ? (through http://tinypic.com OK, here is pic to show angle of "eyebrow" roof on back porch. http://tinypic.com/r/35ko77d/5 Hope this will help recommend shingles vs ?? Also: must shingles be underlaid with ? specific name of product? The photo definitely helps, along with the part that you later wrote about not being too concerned about aesthetics since there is no other visible roof to match etc. To me, it looks like a very simple job for any roofer or any handyman with a little knowledge of roofing. If it were me, I would probably skip the idea of using shingles and just use roll roofing. Roll roofing is cheap and you don't need much. You use the term "tar paper", but it's definitely not "tar paper". If you go to Home Depot or Lowes etc. and look at "roll roofing", you'll see what roll roofing is. In the same section, they will have "tar paper" -- but it will be called roof underlayment or roof felt -- and that is not what you now have for a roof. One reason why I would skip the shingles is that they need to be nailed in place. But, it looks like you have a plywood roof deck and I think the nails would come through the plywood and would show underneath. Instead, I would get roll roofing such as this (which comes in white or "summer sage" color): http://www.homedepot.com/webapp/cata...rolled+roofing . And, after removing the old roofing material, I would basically just "glue down" the new roll roofing using something like this: http://www.homedepot.com/p/Gardner-4...5-GA/100317802 . You will also need a piece of drip edge to replace the drip edge that you already have. And, I guess roof cement where the roof meets the building. If you do this approach, you do not need any underlayment -- just attach the roll roofing to the plywood deck with the roof adhesive. One trick that I like to do sometimes when I have a small job like this is to keep an eye out in my neighborhood to see if I see a contractor doing a similar type of job near me. Then I ask them about doing mine -- "since they are already there". Sometimes they just send their worker(s) over to do my job since they are already in the area. I just did this a few days ago where I needed two trees cut down -- I just snagged a tree company that had all their equipment and manpower nearby on a big job and they came over and did my 2-tree cutdown and removal in literally 35 minutes. |
#16
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"Tar paper" on roof of small overhang
On Friday, July 12, 2013 12:57:30 PM UTC-4, TomR wrote:
Higgs Boson wrote: On Wednesday, July 3, 2013 7:23:15 AM UTC-7, TomR wrote: Higgs Boson wrote: Small -- 4x6 +- wooden . . . overhang on back porch. . . , Have to replace old worn cover (what we used to call "tar paper"). Any difference between individual shingles and sheet, in terms of wear? Any chance that you could upload a photo . . ? (through http://tinypic.com OK, here is pic to show angle of "eyebrow" roof on back porch. http://tinypic.com/r/35ko77d/5 Hope this will help recommend shingles vs ?? Also: must shingles be underlaid with ? specific name of product? The photo definitely helps, along with the part that you later wrote about not being too concerned about aesthetics since there is no other visible roof to match etc. To me, it looks like a very simple job for any roofer or any handyman with a little knowledge of roofing. If it were me, I would probably skip the idea of using shingles and just use roll roofing. Roll roofing is cheap and you don't need much. You use the term "tar paper", but it's definitely not "tar paper". If you go to Home Depot or Lowes etc. and look at "roll roofing", you'll see what roll roofing is. In the same section, they will have "tar paper" -- but it will be called roof underlayment or roof felt -- and that is not what you now have for a roof. One reason why I would skip the shingles is that they need to be nailed in place. But, it looks like you have a plywood roof deck and I think the nails would come through the plywood and would show underneath. Good point. I didn't realize it's just exposed plywood underneath. The nails would come through, so I agree shingles are out. Instead, I would get roll roofing such as this (which comes in white or "summer sage" color): http://www.homedepot.com/webapp/cata...rolled+roofing . And, after removing the old roofing material, I would basically just "glue down" the new roll roofing using something like this: http://www.homedepot.com/p/Gardner-4...5-GA/100317802 . You will also need a piece of drip edge to replace the drip edge that you already have. And, I guess roof cement where the roof meets the building. That needs to be flashed. |
#17
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"Tar paper" on roof of small overhang
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#19
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"Tar paper" on roof of small overhang
On Friday, July 12, 2013 12:42:37 PM UTC-7, wrote:
On Friday, July 12, 2013 3:38:19 PM UTC-4, TomR wrote: wrote: On Friday, July 12, 2013 12:57:30 PM UTC-4, TomR wrote: . . . , You will also need a piece of drip edge to replace the drip edge that you already have. And, I guess roof cement where the roof meets the building. That needs to be flashed. Yes, you're right. I'm not exactly sure how they do that. It looks like he may have a stucco finish on the back wall. If so, and if good flashing is already there going under the stucco, then maybe the new roof can go under the existing flashing (by lifting it a little?) and then use roof cement -- I don't know; I'm just guessing. Or, maybe channel out some of the existing stucco along the roof line (with an angle grinder), try to run the new flashing under that and over the new roof, and then roof cement? -- again, just guessing. That's the general idea. I haven't done flashing with stucco or roll roofing, so can't help there. But it's a prime candidate for a screw up if you have a "handyman" doing a roofing job. On the other hand, might be hard to find a roofer that wants to do a small job like that. Don't need felt; don't use nails; make sure new flashing is waterproof; Guys, you're in my Will (all $4.50 worth g) for catching angles that wouldn't have occurred to me! Let's hear it for AHR! So I'll get rolled roofing (no more outmoded terms like "tar paper") and find a roofer that can squeeze me in. Huge thanks. HB |
#20
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"Tar paper" on roof of small overhang
On Fri, 12 Jul 2013 12:42:37 -0700 (PDT), "
wrote: Or, maybe channel out some of the existing stucco along the roof line (with an angle grinder), try to run the new flashing under that and over the new roof, and then roof cement? -- again, just guessing. That's the general idea. I haven't done flashing with stucco or roll roofing, so can't help there. But it's a prime candidate for a screw up if you have a "handyman" doing a roofing job. On the other hand, might be hard to find a roofer that wants to do a small job like that. I would avoid cutting stucco in this case. IIRC the flashing on my patio roof was attached to the ledger board (stucco cut out for the ledger) for the patio roof and sealed. The roof line overhangs this flashing. I cannot see what the OP had or how it was flashed. If the stucco WAS to be cut, the top of the flashing could be tucked under the stucco and sealed. Two cents. |
#21
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"Tar paper" on roof of small overhang
On Saturday, July 13, 2013 8:11:01 AM UTC-7, woodchucker wrote:
On 7/12/2013 2:55 PM, wrote: On Friday, July 12, 2013 12:57:30 PM UTC-4, TomR wrote: Higgs Boson wrote: On Wednesday, July 3, 2013 7:23:15 AM UTC-7, TomR wrote: Higgs Boson wrote: Small -- 4x6 +- wooden . . . overhang on back porch. . . , Have to replace old worn cover (what we used to call "tar paper"). Any difference between individual shingles and sheet, in terms of wear? Any chance that you could upload a photo . . ? (through http://tinypic.com OK, here is pic to show angle of "eyebrow" roof on back porch. http://tinypic.com/r/35ko77d/5 Hope this will help recommend shingles vs ?? Also: must shingles be underlaid with ? specific name of product? The photo definitely helps, along with the part that you later wrote about not being too concerned about aesthetics since there is no other visible roof to match etc. To me, it looks like a very simple job for any roofer or any handyman with a little knowledge of roofing. If it were me, I would probably skip the idea of using shingles and just use roll roofing. Roll roofing is cheap and you don't need much. You use the term "tar paper", but it's definitely not "tar paper". If you go to Home Depot or Lowes etc. and look at "roll roofing", you'll see what roll roofing is. In the same section, they will have "tar paper" -- but it will be called roof underlayment or roof felt -- and that is not what you now have for a roof. One reason why I would skip the shingles is that they need to be nailed in place. But, it looks like you have a plywood roof deck and I think the nails would come through the plywood and would show underneath. Good point. I didn't realize it's just exposed plywood underneath. The nails would come through, so I agree shingles are out. Instead, I would get roll roofing such as this (which comes in white or "summer sage" color): http://www.homedepot.com/webapp/cata...rolled+roofing . And, after removing the old roofing material, I would basically just "glue down" the new roll roofing using something like this: http://www.homedepot.com/p/Gardner-4...5-GA/100317802 . You will also need a piece of drip edge to replace the drip edge that you already have. And, I guess roof cement where the roof meets the building. That needs to be flashed. You want tar paper not underlayment which is felt. Tar paper for unaided roofing is much sturdier and resists water, the underlayment is a for breathing (vapor barrier and allows it to dry out and breathe). I would just nail shingles, you said it's not aesthetic... just go for it. -- Jeff\ I am getting more confused by the minute. Somebody else said avoid shingles because it looked like roof was plywood and nails might go through. So I was all set to use roll roofing -- which I was told didn't need underlayment. ???!!!! HB |
#22
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"Tar paper" on roof of small overhang
On Saturday, July 13, 2013 6:01:11 PM UTC-4, Higgs Boson wrote:
On Saturday, July 13, 2013 8:11:01 AM UTC-7, woodchucker wrote: On 7/12/2013 2:55 PM, wrote: On Friday, July 12, 2013 12:57:30 PM UTC-4, TomR wrote: Higgs Boson wrote: On Wednesday, July 3, 2013 7:23:15 AM UTC-7, TomR wrote: Higgs Boson wrote: Small -- 4x6 +- wooden . . . overhang on back porch. . . , Have to replace old worn cover (what we used to call "tar paper"). Any difference between individual shingles and sheet, in terms of wear? Any chance that you could upload a photo . . ? (through http://tinypic.com OK, here is pic to show angle of "eyebrow" roof on back porch. http://tinypic.com/r/35ko77d/5 Hope this will help recommend shingles vs ?? Also: must shingles be underlaid with ? specific name of product? The photo definitely helps, along with the part that you later wrote about not being too concerned about aesthetics since there is no other visible roof to match etc. To me, it looks like a very simple job for any roofer or any handyman with a little knowledge of roofing. If it were me, I would probably skip the idea of using shingles and just use roll roofing. Roll roofing is cheap and you don't need much. You use the term "tar paper", but it's definitely not "tar paper". If you go to Home Depot or Lowes etc. and look at "roll roofing", you'll see what roll roofing is. In the same section, they will have "tar paper" -- but it will be called roof underlayment or roof felt -- and that is not what you now have for a roof. One reason why I would skip the shingles is that they need to be nailed in place. But, it looks like you have a plywood roof deck and I think the nails would come through the plywood and would show underneath. Good point. I didn't realize it's just exposed plywood underneath. The nails would come through, so I agree shingles are out. Instead, I would get roll roofing such as this (which comes in white or "summer sage" color): http://www.homedepot.com/webapp/cata...rolled+roofing . And, after removing the old roofing material, I would basically just "glue down" the new roll roofing using something like this: http://www.homedepot.com/p/Gardner-4...5-GA/100317802 . You will also need a piece of drip edge to replace the drip edge that you already have. And, I guess roof cement where the roof meets the building. That needs to be flashed. You want tar paper not underlayment which is felt. Tar paper for unaided roofing is much sturdier and resists water, the underlayment is a for breathing (vapor barrier and allows it to dry out and breathe). I would just nail shingles, you said it's not aesthetic... just go for it. -- Jeff\ I am getting more confused by the minute. Somebody else said avoid shingles because it looked like roof was plywood and nails might go through. So I was all set to use roll roofing -- which I was told didn't need underlayment. ???!!!! HB I think it was TomR that pointed out that all you have there is a plywood roof deck where you can see the bottom of it and if you shingle it, the nails will show. He's right. Shingle nails need to be long enough to go through the sheathing in order to hold. Folks still suggesting shingles probably didn't see the pic that shows the bottom of the roof deck is the ceiling of the overhang. Roll roofing is what you want. |
#23
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"Tar paper" on roof of small overhang
On Sat, 13 Jul 2013 15:01:11 -0700 (PDT), Higgs Boson
wrote: On Saturday, July 13, 2013 8:11:01 AM UTC-7, woodchucker wrote: On 7/12/2013 2:55 PM, wrote: On Friday, July 12, 2013 12:57:30 PM UTC-4, TomR wrote: Higgs Boson wrote: On Wednesday, July 3, 2013 7:23:15 AM UTC-7, TomR wrote: Higgs Boson wrote: Small -- 4x6 +- wooden . . . overhang on back porch. . . , Have to replace old worn cover (what we used to call "tar paper"). Any difference between individual shingles and sheet, in terms of wear? Any chance that you could upload a photo . . ? (through http://tinypic.com OK, here is pic to show angle of "eyebrow" roof on back porch. http://tinypic.com/r/35ko77d/5 Hope this will help recommend shingles vs ?? Also: must shingles be underlaid with ? specific name of product? The photo definitely helps, along with the part that you later wrote about not being too concerned about aesthetics since there is no other visible roof to match etc. To me, it looks like a very simple job for any roofer or any handyman with a little knowledge of roofing. If it were me, I would probably skip the idea of using shingles and just use roll roofing. Roll roofing is cheap and you don't need much. You use the term "tar paper", but it's definitely not "tar paper". If you go to Home Depot or Lowes etc. and look at "roll roofing", you'll see what roll roofing is. In the same section, they will have "tar paper" -- but it will be called roof underlayment or roof felt -- and that is not what you now have for a roof. One reason why I would skip the shingles is that they need to be nailed in place. But, it looks like you have a plywood roof deck and I think the nails would come through the plywood and would show underneath. Good point. I didn't realize it's just exposed plywood underneath. The nails would come through, so I agree shingles are out. Instead, I would get roll roofing such as this (which comes in white or "summer sage" color): http://www.homedepot.com/webapp/cata...rolled+roofing . And, after removing the old roofing material, I would basically just "glue down" the new roll roofing using something like this: http://www.homedepot.com/p/Gardner-4...5-GA/100317802 . You will also need a piece of drip edge to replace the drip edge that you already have. And, I guess roof cement where the roof meets the building. That needs to be flashed. You want tar paper not underlayment which is felt. Tar paper for unaided roofing is much sturdier and resists water, the underlayment is a for breathing (vapor barrier and allows it to dry out and breathe). I would just nail shingles, you said it's not aesthetic... just go for it. -- Jeff\ I am getting more confused by the minute. Somebody else said avoid shingles because it looked like roof was plywood and nails might go through. So I was all set to use roll roofing -- which I was told didn't need underlayment. ???!!!! HB If you are doing it yourself and buying the material, 3 tab asphault shngles come about 33 sq ft to a bundle. One bundle will likely do your job. Roll roofing comes by the roll - usually 99 sq ft to a roll (1 square) - 36 inches by 33 feet. This means buying a LOT of extra - which is just wastefull. If your contractor has some roll ends around it might make sense. For shingles, yes the nails will come through the plywood - but it is done every day. If you absolutely cannot stand the nails showing, add another layer of plywood, nailed only at the rafters, and nail the shingles with short roofing nails - 1 inch - not 1 1/4" |
#24
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"Tar paper" on roof of small overhang
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#25
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"Tar paper" on roof of small overhang
On Sat, 13 Jul 2013 22:55:09 -0400, Ed Pawlowski wrote:
On Sat, 13 Jul 2013 20:36:37 -0400, wrote: For shingles, yes the nails will come through the plywood - but it is done every day. If you absolutely cannot stand the nails showing, add another layer of plywood, nailed only at the rafters, and nail the shingles with short roofing nails - 1 inch - not 1 1/4" Unless the deck is thicker than 3/4", the nails are supposed to protrude. Looks like crap on a soffit though. Which is why I said add a second layer. Not likely to be less than 3/8" to start with. Add another 3/8 or 1/2" and 1 inch nails either just peek through or do not protrude.. |
#26
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"Tar paper" on roof of small overhang
wrote:
On Sat, 13 Jul 2013 22:55:09 -0400, Ed Pawlowski wrote: On Sat, 13 Jul 2013 20:36:37 -0400, wrote: For shingles, yes the nails will come through the plywood - but it is done every day. If you absolutely cannot stand the nails showing, add another layer of plywood, nailed only at the rafters, and nail the shingles with short roofing nails - 1 inch - not 1 1/4" Unless the deck is thicker than 3/4", the nails are supposed to protrude. Looks like crap on a soffit though. Which is why I said add a second layer. Not likely to be less than 3/8" to start with. Add another 3/8 or 1/2" and 1 inch nails either just peek through or do not protrude.. Of course, we don't know what adding a second layer will do the junction of the overhang and the house. At a minimum, it will probably need to be flashed, at worse it will not work with the the house siding. Hard to say without a picture of the top surface and the wall. |
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