Energy efficiency and durability

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Is this a risky wall assembly? 3 5 hours 58 min ago
by Jeremy Coenen
1 hour 17 min ago
by Jeremy Coenen
Vented attic vs. a sealed, non-vented, airtight attic 3 2 days 14 hours ago
by calvin smith
5 hours 34 min ago
by Forum User
Is it OK to step the slab thickness over the footings to accommodate insulation between the slab and the footings? 10 22 hours 10 min ago
by Chris Seligy
6 hours 16 min ago
by Malcolm Taylor
Is testing the air barrier with scented water vapor as effective as traditional fog test? 2 11 hours 36 min ago
by Amanda M
11 hours 8 min ago
by Dana Dorsett
Is there a way to move forward without removing the exterior 1" XPS rigid foam, Tyvek, and windows? 7 3 days 23 hours ago
by Steven Bessel
2 days 8 hours ago
by Charlie Sullivan
Attic Ductwork 8 7 weeks 5 days ago
by Janice West
2 days 14 hours ago
by Martin Holladay, GBA Advisor
Spray foaming around windows 1 2 days 20 hours ago
by Randy Mason
2 days 15 hours ago
by Martin Holladay, GBA Advisor
Retrofit / renovation to bring heating costs under control 10 2 weeks 7 hours ago
by Justin Allport
4 days 9 hours ago
by D Dorsett
Do I need to follow the insulation code in any circumstance? 5 1 week 1 day ago
by mansig yoon
6 days 9 hours ago
by Dana Dorsett
Does leaving a service cavity on the inside of a double stud wall make sense? 8 1 week 13 hours ago
by John Ranson
6 days 21 hours ago
by KEVIN ZORSKI
Wall stack up opinions - using rigid foam as air barrier between double stud wall? 9 1 week 3 days ago
by Rick Van Handel
1 week 3 hours ago
by Rick Van Handel
Zola Windows 7 1 week 2 days ago
by william dempsey
1 week 11 hours ago
by Martin Holladay, GBA Advisor
Advice needed to insulate an existing block wall from the exterior 4 1 week 2 days ago
by Jon Michael Wyman
1 week 2 days ago
by Malcolm Taylor
Is it advisable to use nail base insulation panels over a roof insulated with closed cell spray foam? 17 13 weeks 6 days ago
by Jodi Gunderson
1 week 2 days ago
by Martin Holladay, GBA Advisor
Add external rigid insulation to a roof over a cathedral ceiling? 1 1 week 3 days ago
by Carolynn Friday
1 week 3 days ago
by Martin Holladay, GBA Advisor
How can I solve an uninsulated basement slab energy loss? 13 2 weeks 1 day ago
by Joseph Betz
1 week 3 days ago
by Joseph Betz
Ice & Water Shield membrane installed under roofing is buckling 21 2 weeks 6 days ago
by Erica Downs
1 week 6 days ago
by Malcolm Taylor
How to I properly insulate and seal an HVAC plenum through a garage slab? 9 3 weeks 3 days ago
by Jeff Richardson
1 week 6 days ago
by Jeff Richardson
SIP vs ICF 9 2 weeks 2 days ago
by Jordan Schiele
2 weeks 7 hours ago
by Dana Dorsett
Insulating a wall with loose and blown-in foam 6 2 weeks 1 day ago
by John Ball
2 weeks 8 hours ago
by Martin Holladay, GBA Advisor
Proper nailing pattern for reverse board and batten 3 2 weeks 3 days ago
by Kail Zuschlag
2 weeks 9 hours ago
by Charlie Sullivan
BTU need for a 60'(w) x 100'(l) x 12'(h) building. 2 2 weeks 1 day ago
by pete rosegardner
2 weeks 1 day ago
by Charlie Sullivan
Thick masonry walls 5 3 weeks 10 hours ago
by Geoff Bamford
2 weeks 2 days ago
by Martin Holladay, GBA Advisor
Thermal mass loss - flooring over concrete 3 2 weeks 3 days ago
by Esther Streusand
2 weeks 3 days ago
by Esther Streusand
Should I bother with passive solar (Cardinal 180 windows)? 9 3 weeks 1 day ago
by Derek Smith
2 weeks 3 days ago
by Charlie Sullivan
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