Location-Toronto, Canada Zone 6A (why doesn't your zone map include Canada?)A basement concrete floor with radiant floor installed but with no vapour barrier (R10 foam installed to secure the tubing…
I am looking to apply weatherstripping on exterior doors, both old wooden and metal clad. I think the typical 'big box' options are quite an inferior product (esp where threshold/horizontal…
Hello GBA community Friends of mine are considering a project in Cranbrook,BC area (southwestern BC, Canada). They are leaning towards a company which incorporates a beautiful 30-36' circular section marrying…
Lots of general info online but few details available. It is suggested to rough-in a vent pipe to roofline and to function as a passive system (via stack effect) then…
We are building a double 2X4 wall house (Walkout basement walls of ICF blocks, then 1 story above) and are contemplating using spray foam for 2X4 walls. Large amount of…
Location: Southern B.C. Cranbrook The deep walkout basement (8' ceilings) is set into the hill so the north side is at least 8' underground. (70' long east west rectangle footprint…
Recent Q&A
Basement floor vapour barrier
Location-Toronto, Canada Zone 6A (why doesn't your zone map include Canada?)A basement concrete floor with radiant floor installed but with no vapour barrier (R10 foam installed to secure the tubing…
Exterior door retrofit weatherstripping
I am looking to apply weatherstripping on exterior doors, both old wooden and metal clad. I think the typical 'big box' options are quite an inferior product (esp where threshold/horizontal…
Energy efficiency of a 36-foot-diameter structure
Hello GBA community Friends of mine are considering a project in Cranbrook,BC area (southwestern BC, Canada). They are leaning towards a company which incorporates a beautiful 30-36' circular section marrying…
Insulation and barriers on inside of a double brick wall
I am in Toronto Canada doing reno work and have stripped the walls in a few rooms down to the (double layer) brick wall. I am puzzling over what air…
Settling of Cellulose
I like the sounds of blown in cellulose for our dbl 2X4 wall 12" thick, but what about the settling. I have heard as much as 20% ! Is this…
Plans for radon mitigation in new home construction?
Lots of general info online but few details available. It is suggested to rough-in a vent pipe to roofline and to function as a passive system (via stack effect) then…
How important is choice of flooring for optimizing solar gain?
We are building in (I believe it is) zone 6, Cranbrook B.C. We are working on trying to get the right ratio of floor to window area on the south…
Is Icynene spray foam also a good air barrier?
We are building a double 2X4 wall house (Walkout basement walls of ICF blocks, then 1 story above) and are contemplating using spray foam for 2X4 walls. Large amount of…
AGS-Annualised Geo Solar…anyone having success with AGS
WE are planning a build in zone 6, SE British Columbia. We are looking at pulling heated air from a 2 story sunspace and/ or an air space behind the…
Insulate under a slab if house is on a hillside with a deep basement
Location: Southern B.C. Cranbrook The deep walkout basement (8' ceilings) is set into the hill so the north side is at least 8' underground. (70' long east west rectangle footprint…