Vapor barrier in garage ceiling? - DIY Home Improvement Forum
2010年10月22日 · Attached garage not finished except ceiling and walls adjacent to house. I would like to insulate and drywall the walls. The ceiling is not insulated and does not have vapor barrier installed. Do I need vapor barrier in ceiling? I will not be heating in winter, live in Wisconsin so summers can be hot and winters can cold. Any suggestions?
Can I put OSB on my garage ceiling? Do I have to vent it?
2024年6月8日 · No vapor barrier. Install a vapor retarder. Certainteed Membrane is the least expensive. Install this first, then the finished ceiling. Cut attic access into an outside gable (make an door), and blow in cellulose after the ceiling is finished. You'll need baffles near the eaves, soffit vents and a ridge vent.
Air Vapor Barrier ~ Garage w/bedroom above it
2024年11月24日 · The vapor barrier (on the wrong side) would make it more difficult for any moisture to dry towards the low-humidity area. In reality your garage is probably a little warmer than outdoors and the sub-floor and oak floor is possibly a fair (?) vapor retarder, so not having a vapor barrier on the proper "warm-in-winter" side might not be so bad.
Insulating a garage ceiling in central Florida
2019年2月16日 · The garage will probably be just as humid as outside and I thought that the barrier would hold the humidity and get moist,as the humidity will not pass thru it. I just can't find info on which way the vapor barrier should be facing in my area or if the insulation should not even have a barrier which would let the humidity,moisture pass thru and ...
Ceiling vapour barrier -above or below strapping? | DIY Home ...
2024年10月19日 · You can only get condensation if interior air his a cold surface. If you have R60 between the vapor barrier and the cold, I don't see how condensation would form on the vapor barrier. Painted drywall is going to be rather vapor permeable anyways. In my house, the pros put the VP above the steel channel.
Insulating an already drywalled garage ceiling
2023年10月24日 · When I bought it the garage ceiling was already dry walled however it is not insulated. I am wanting to insulate it now and would love recommendations between going with fibreglass batt and blown insulation. Also, there is no vapour barrier between the …
Vapor Barrier in garage - DIY Home Improvement Forum
2024年9月24日 · With plastic on a wall or ceiling, poor (as is typical) detailing will allow moisture to migrate into an assembly but, in a nutshell, not out. At least to the inside. Certainteed Membrane and Intello Plus are vapor retarders that allow assemblies to dry to the interior- both effective air and moisture barriers. This, however, is a garage.
garage ceiling moisture - DIY Home Improvement Forum
2009年12月15日 · I will attach a diagram of what it looks like, but the floor of the room above the garage is spray foamed from below. There is then an open space that is essentially attic. The drywall ceiling in the grarage is not insulated and there is no vapor barrier. I did an inspection last year and it's bone dry up there.
How to Best Insulate Garage Ceiling - DIY Home Improvement …
2012年8月20日 · Do I need a vapor barrier and should it be on the garage side or the room above side. I am located in Jacksonville Florida. I read the vapor barrier should be on the hot side during the winter, but the vapor barrier on my outside walls is …
Vapor barrier for canadian garage that wont be heated...
2019年9月24日 · I am thinking of using fiberglass batt insulation for the walls covered with either drywall or 7/16" osb sheathing and cellulose blown insulation in the ceiling with 7/16" osb sheathing.. i will use spmething like an industrial heater whenever I do heat it up.. i have yet to figure out what ill do for the overhead doors..