Green building techniques

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What's best method of converting a "semi-vented" crawl space with a rat slab w/no vapor barrier into an unvented crawl space? 1 11 weeks 12 hours ago
by Stephen Mager
11 weeks 33 min ago
by Martin Holladay, GBA Advisor
Rainscreen siding with a very large gap 12 17 weeks 3 days ago
by Kevin Hardy
11 weeks 17 hours ago
by Malcolm Taylor
Roxul for crawlspace stemwall? And a related detail. 21 11 weeks 5 days ago
by Andy Chappell-Dick
11 weeks 1 day ago
by Richard Beyer
Using an "Arctic wall" design for a cathedral ceiling in Climate Zone 6 14 12 weeks 1 day ago
by Trevor Chadwick
11 weeks 4 days ago
by Trevor Chadwick
Finishing rigid foam against an innie window 6 12 weeks 1 day ago
by jordan Saunders
11 weeks 6 days ago
by Stephen Thwaites
Rigid insulation between interior bearing wall footings and slab? 3 12 weeks 1 day ago
by Silas Hoeppner
12 weeks 13 hours ago
by Malcolm Taylor
I'm currently struggling to explain why I want SIPs for my roof instead of trusses 11 12 weeks 4 days ago
by scott schroeder
12 weeks 19 hours ago
by Richard Beyer
My family room has a painted T&G wood-planked vaulted ceiling that leaks air 4 12 weeks 1 day ago
by Bruce Howe
12 weeks 22 hours ago
by Martin Holladay, GBA Advisor
Can TrueFoam Foundation Plus Type 2 rigid foam be used as a vapor barrier? 1 12 weeks 1 day ago
by Mark McKenzie
12 weeks 23 hours ago
by Martin Holladay, GBA Advisor
Restoring cedar shingles under vinyl siding 2 13 weeks 1 day ago
by Nick Welch
13 weeks 15 hours ago
by Nick Welch
80 sq. m. green passive house 2 13 weeks 1 day ago
by Tomas Batonas
13 weeks 21 hours ago
by Tomas Batonas
Is foam under the basement always recommended? 11 13 weeks 5 days ago
by Stephen Youngquist
13 weeks 2 days ago
by Terry Lee
DIY blower door test? 2 13 weeks 5 days ago
by Nick Welch
13 weeks 4 days ago
by Nick Welch
Ensuring the right ventilation approach 1 14 weeks 2 days ago
by Tyson Clemmer
14 weeks 2 days ago
by Martin Holladay, GBA Advisor
Blower door disappointment and questions 8 14 weeks 5 days ago
by Lucy Foxworth
14 weeks 3 days ago
by Lucy Foxworth
Foam board between studs and exterior sheathing? 6 14 weeks 5 days ago
by Dillon Vautrin
14 weeks 4 days ago
by Malcolm Taylor
Exterior rigid foam details/concerns for roof 2 14 weeks 5 days ago
by terry grube
14 weeks 5 days ago
by terry grube
Dense-Pack Cellulose Cathedral Ceiling 3 14 weeks 5 days ago
by Keith Richtman
14 weeks 5 days ago
by Keith Richtman
Detailing bottom of Roxul Comfort board IS 4 15 weeks 4 days ago
by Edward Krause
15 weeks 3 days ago
by Malcolm Taylor
Would metal roofing (say Imperial Rib type profile) on decking and horizontal purlins work for venting a roof assembly with sealed fibrous insulation-filled rafter bays? 2 15 weeks 5 days ago
by Michael Roland
15 weeks 4 days ago
by Michael Roland
Is a capillary break between the footing and foundation wall really necessary? 10 16 weeks 5 days ago
by Eric Stear
15 weeks 4 days ago
by Roger Anthony
Rigid foam insulation in a cathedral ceiling? 2 16 weeks 1 day ago
by jordan Saunders
15 weeks 6 days ago
by aj builder, Upstate NY Zone 6a
Pole barn ceiling 2 16 weeks 6 days ago
by JMS Build
16 weeks 5 days ago
by JMS Build
Capillary break over footing vs. vapor barrier under footing 1 16 weeks 5 days ago
by Eric Stear
16 weeks 5 days ago
by Martin Holladay, GBA Advisor
Continuous rigid foam at the Jersey shore 1 16 weeks 6 days ago
by kevin field
16 weeks 6 days ago
by Martin Holladay, GBA Advisor
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