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Default Can a one-pipe steam system be separated in to zones?

Just wondering if an electric valve can be put in the pipes that go to
the second floor to make it a separately controlled zone.

Thanks
Dante
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Default Can a one-pipe steam system be separated in to zones?


"Dante M. Catoni" wrote in message
...
Just wondering if an electric valve can be put in the pipes that go to the
second floor to make it a separately controlled zone.

Thanks
Dante


You probably have to run another pipe to break off of the first floor,
otherwise the first floor would have to be calling for heat before the
second floor would get any. Not a cheap job but they do make zone valves for
steam systems


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Default Can a one-pipe steam system be separated in to zones?

On Oct 3, 7:15*pm, "Dante M. Catoni" wrote:
Just wondering if an electric valve can be put in the pipes that go to
the second floor to make it a separately controlled zone.


The easiest thing to do is to add thermostatically controlled steam
vents at each radiator you want to control individually.
http://www.thisoldhouse.com/toh/vide...638722,00.html

Make sure you get appropriate for your system as one-pipe and two-pipe
systems operate differently, and make sure that you're getting the
control that fit's into the 1/8" NPT steam vent, not the larger
version which replaces the existing valve at the floor with the handle
on top (much more work to swap out).

There are versions that have a remote thermostat that can be mounted
on the wall, with the two parts connected by a short capillary tube
(no electricity), which will allow you to put the thermostat in a
better location if a direct vent replacement control would be
problematic. Also, do not put a thermostatic control on the radiator
in the room that has the existing wall thermostat - they end up
fighting.

Honeywell makes a kit that has the vent, valve and thermostatic
control. Some other manufacturers sell the parts separately. Figure
$75 to $100 per radiator.

R
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Default Can a one-pipe steam system be separated in to zones?

On Oct 3, 7:15*pm, "Dante M. Catoni" wrote:
Just wondering if an electric valve can be put in the pipes that go to
the second floor to make it a separately controlled zone.

Thanks
Dante


Just curious, are you having a problem wth one particular floor
getting too hot, or not getting enough heat? Where is the T-stat
located now?
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Default Can a one-pipe steam system be separated in to zones?


"Mike rock" wrote in message
...
On Oct 3, 7:15 pm, "Dante M. Catoni" wrote:
Just wondering if an electric valve can be put in the pipes that go to
the second floor to make it a separately controlled zone.

Thanks
Dante


Just curious, are you having a problem wth one particular floor
getting too hot, or not getting enough heat? Where is the T-stat
located now?

If that's his problem, it won't matter where the stat is located. The
radiator sizing is incorrect and needs to be balanced




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Default Can a one-pipe steam system be separated in to zones?

On Oct 3, 6:15*pm, "Dante M. Catoni" wrote:
Just wondering if an electric valve can be put in the pipes that go to
the second floor to make it a separately controlled zone.

Thanks
Dante


Why do you want to zone, is heat uneven. I dont think its worth
considering from a cost point, I use Danfoss thermostatic valves.
Uneven heat is a Vent issue on radiators and the returns, Vents do go
bad, I balanced everything with venting.
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Default Can a one-pipe steam system be separated in to zones?

On Oct 4, 9:32*am, "RBM" wrote:
"Mike rock" wrote in message
On Oct 3, 7:15 pm, "Dante M. Catoni" wrote:

Just wondering if an electric valve can be put in the pipes that go to
the second floor to make it a separately controlled zone.


Just curious, are you having a problem wth one particular floor
getting too hot, or not getting enough heat? Where is the T-stat
located now?

If that's his problem, it won't matter where the stat is located. The
radiator sizing is incorrect and needs to be balanced


Thermostat location affects the timing of heat delivery and a blanket
statement about the location of the thermostat not mattering is
misleading. You are not clear about what you mean by an incorrectly
sized radiator. Steam radiators do not come tailor-made for a room
and there is always adjustment necessary at the time of installation.
Modifications to the house, such as adding insulation, will also
require radiator adjustment. Most steam radiator problems can be
compensated for by adjusting/replacing the existing steam vent (or
adding another one), adding an air eliminator to the too-slow-to-heat
main steam line on that side of the house, painting the radiator or
building a radiator enclosure. All of the factors are interrelated.

R

PS Your newsreader is quoting in an odd way. The quoted part of the
comments above shows your comment and Mike's as coming from the same
post.
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Default Can a one-pipe steam system be separated in to zones?


"RicodJour" wrote in message
...
On Oct 4, 9:32 am, "RBM" wrote:
"Mike rock" wrote in message
On Oct 3, 7:15 pm, "Dante M. Catoni" wrote:

Just wondering if an electric valve can be put in the pipes that go to
the second floor to make it a separately controlled zone.


Just curious, are you having a problem wth one particular floor
getting too hot, or not getting enough heat? Where is the T-stat
located now?

If that's his problem, it won't matter where the stat is located. The
radiator sizing is incorrect and needs to be balanced


Thermostat location affects the timing of heat delivery and a blanket
statement about the location of the thermostat not mattering is
misleading. You are not clear about what you mean by an incorrectly
sized radiator. Steam radiators do not come tailor-made for a room
and there is always adjustment necessary at the time of installation.
Modifications to the house, such as adding insulation, will also
require radiator adjustment. Most steam radiator problems can be
compensated for by adjusting/replacing the existing steam vent (or
adding another one), adding an air eliminator to the too-slow-to-heat
main steam line on that side of the house, painting the radiator or
building a radiator enclosure. All of the factors are interrelated.

R

PS Your newsreader is quoting in an odd way. The quoted part of the
comments above shows your comment and Mike's as coming from the same
post.

What you're saying is correct, and the point I'm attempting to make. If one
area of a heating zone is hot, and another cold, relocating the thermostat
to the location that's cold, does not solve the problem, adjustments to the
heat output of the radiators does.
I guess when you pay nothing for a news reader, this is the result.


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