Energy efficiency and durability

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Dense-packed cellulose in exterior walls 1 2 hours 26 min ago
by T S
1 hour 20 min ago
by Martin Holladay, GBA Advisor
Relative value of air sealing at exterior sheathing 4 22 hours 24 min ago
by Hugh Stearns
2 hours 48 min ago
by Brian Knight
It's 2015 and they still build like this... 16 1 day 11 hours ago
by Peter L
3 hours 39 min ago
by Nate G
Spray foam insulation in attic? 2 4 days 19 hours ago
by T S
1 day 3 hours ago
by Charlie Sullivan
Did I goof badly? Metal bracket against exterior sheathing 7 2 days 2 hours ago
by Gary Dick
1 day 22 hours ago
by Gary Dick
Is it advisable to use nail base insulation panels over a roof insulated with closed cell spray foam? 13 4 weeks 5 days ago
by Jodi Gunderson
2 days 1 hour ago
by Martin Holladay, GBA Advisor
Cut and cobble polyiso then spray foam 3 3 days 15 hours ago
by jason hood
2 days 1 hour ago
by Martin Holladay, GBA Advisor
Would insulation blown into an exterior wall eliminate bird infestation? 1 2 days 18 hours ago
by Catherine Rodner
2 days 18 hours ago
by Dana Dorsett
Extract current insulation before spray foam in the attic? 1 5 days 19 hours ago
by David Adams
3 days 1 hour ago
by Martin Holladay, GBA Advisor
I'm building a home in northern Virginia, climate zone 4 6 6 days 3 hours ago
by Esther Streusand
4 days 18 hours ago
by Peter L
R-max between drywall and insulated attic 2 6 days 14 hours ago
by Ralph Vickers
5 days 14 hours ago
by Ralph Vickers
Recommendations for a small bathroom reno 1 6 days 23 hours ago
by Phil Ray
6 days 21 hours ago
by Martin Holladay, GBA Advisor
What is the permability of half inch (0.5") XPS? 3 1 week 3 days ago
by Wesley Manning
1 week 2 days ago
by D Dorsett
What is the minimum permeability for drying to the exterior in Zone 6? 4 1 week 3 days ago
by Wesley Manning
1 week 2 days ago
by D Dorsett
Is this a good plan for updating our wall layers? 4 1 week 3 days ago
by Chad B
1 week 2 days ago
by Martin Holladay, GBA Advisor
Spray foam advice 4 1 week 6 days ago
by Joe Pavia
1 week 3 days ago
by D Dorsett
REMOTE house construction technique 2 1 week 4 days ago
by Brian W
1 week 3 days ago
by Brian W
Another "How to insulate this old house" question 1 1 week 3 days ago
by Jason Hartlage
1 week 3 days ago
by Martin Holladay, GBA Advisor
Wet basement OSB sheathing 36 20 weeks 5 days ago
by Neil Cicciu
1 week 5 days ago
by Martin Holladay, GBA Advisor
How to reduce summer heat highs with insulation and ventilation in a conditioned attic with 2x4 roof rafters? 2 1 week 6 days ago
by John Lindner
1 week 6 days ago
by John Lindner
Adding exterior rigid insulation to Superior Walls 1 1 week 6 days ago
by Brian W
1 week 6 days ago
by Martin Holladay, GBA Advisor
Mastic over asbestos tape? 1 2 weeks 1 day ago
by Jeff Braimes
2 weeks 1 day ago
by Martin Holladay, GBA Advisor
Are there any builders, architects, engineers, or homeowners interested in industrial hemp building? 3 2 weeks 2 days ago
by kristin steen
2 weeks 1 day ago
by Malcolm Taylor
Heat Recovery Ventilation 5 3 weeks 2 days ago
by william mccullam
2 weeks 1 day ago
by David D
Continuous Air Barrier at Ceiling with a Raised Heel Truss 14 2 weeks 6 days ago
by Brian W
2 weeks 2 days ago
by Jerry Liebler
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