...insulation do you need for green home construction? I would certainly propose more insulation, and to specifically answer your question about vapor – yes, addin...
...insulation companies have usggested we should remove the fibreglass insulation and replace it with spray foam insulation and then apply the vapour barrier and d...
...rigid foam insulation. The most important thing to remember is that basement walls can’t dry to the outside the way above grade walls can, so you need to sure n...
...insulation in the wall cavity. The foil based rigid foam panels may be EPS, but they also may be polyisocyanurate insulation. Do you know which they are? This p...
...rigid board insulations are a vapour barrier, some are not. Some are air barriers, some are not. XPS foam insulation at about 1 inch thick will act as a vapour ...
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