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Layperson Tom Layperson Tom is offline
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Default Moisture between vapor barrier and insulation in shed

On 12 Feb 2007 00:21:17 -0800, "Victag" wrote:

On Feb 11, 7:05 am, LayPerson Tom wrote:
On 10 Feb 2007 16:18:54 -0800, "Victag" wrote:

We have just insulated our shed and put vapor barrier inside the
insulation, with a layer of tar paper between the insulation and the
siding. We are noticing that one wall is sweating and moisture is
collecting between the insulation and vapor barrier. Berfore we
drywall, we want to eliminate the moisture. The attic of the shed is
vented, so I can not understand why we are seeing this moisture
still? Does anyone have any advice as to how to fix this and why we
would still be getting moisture? We would like to use the shed as an
office and have also installed heating. Are we still lacking proper
venting or is this likely because we have not properly sealed the
vapor barrier? Thanks in advance for any help. If it makes a
difference, we are in BC Canada, moist climate with a mix of cold and
warm.


Maybe that is the first real barrier runs into before trying to exit.
Do you have a moisture barrier on the inside? Before the insulation?

tom @www.Consolidated-Loans.info


Yes, the moisture collects between the moistue barrier ad the
insulation, inside facing. It is a cemet floor in a moist location.



IMHO,

If that barrior that protects the insulation isn't stopping the
moisture from penetrating through it, to the outside, I would install
another barrier over the inside. Some say 4mil but 6 isn't much more
and less likely to tear will installing.

Just a guess, since I can't see your setup.

tom @ www.Consolidated-Loans.info