Energy efficiency and durability

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Cost comparision between conditioned and vented crawlspace 3 2 hours 30 min ago
by Mark Walker
42 min 9 sec ago
by Dana Dorsett
Is this a risky wall assembly? 9 1 day 1 hour ago
by Jeremy Coenen
4 hours 51 min ago
by Dana Dorsett
Is testing the air barrier with scented water vapor as effective as traditional fog test? 3 1 day 7 hours ago
by Amanda M
6 hours 52 min ago
by Charlie Sullivan
Vented attic vs. a sealed, non-vented, airtight attic 3 3 days 10 hours ago
by calvin smith
1 day 1 hour 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 1 day 17 hours ago
by Chris Seligy
1 day 1 hour ago
by Malcolm Taylor
Is there a way to move forward without removing the exterior 1" XPS rigid foam, Tyvek, and windows? 7 4 days 18 hours ago
by Steven Bessel
3 days 3 hours ago
by Charlie Sullivan
Attic Ductwork 8 7 weeks 6 days ago
by Janice West
3 days 9 hours ago
by Martin Holladay, GBA Advisor
Spray foaming around windows 1 3 days 16 hours ago
by Randy Mason
3 days 10 hours ago
by Martin Holladay, GBA Advisor
Retrofit / renovation to bring heating costs under control 10 2 weeks 1 day ago
by Justin Allport
5 days 4 hours ago
by D Dorsett
Do I need to follow the insulation code in any circumstance? 5 1 week 2 days ago
by mansig yoon
1 week 5 hours ago
by Dana Dorsett
Does leaving a service cavity on the inside of a double stud wall make sense? 8 1 week 1 day ago
by John Ranson
1 week 16 hours ago
by KEVIN ZORSKI
Wall stack up opinions - using rigid foam as air barrier between double stud wall? 9 1 week 4 days ago
by Rick Van Handel
1 week 23 hours ago
by Rick Van Handel
Zola Windows 7 1 week 3 days ago
by william dempsey
1 week 1 day ago
by Martin Holladay, GBA Advisor
Advice needed to insulate an existing block wall from the exterior 4 1 week 3 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 14 weeks 3 hours ago
by Jodi Gunderson
1 week 3 days ago
by Martin Holladay, GBA Advisor
Add external rigid insulation to a roof over a cathedral ceiling? 1 1 week 4 days ago
by Carolynn Friday
1 week 4 days ago
by Martin Holladay, GBA Advisor
How can I solve an uninsulated basement slab energy loss? 13 2 weeks 2 days ago
by Joseph Betz
1 week 4 days ago
by Joseph Betz
Ice & Water Shield membrane installed under roofing is buckling 21 3 weeks 9 hours ago
by Erica Downs
2 weeks 5 hours ago
by Malcolm Taylor
How to I properly insulate and seal an HVAC plenum through a garage slab? 9 3 weeks 4 days ago
by Jeff Richardson
2 weeks 14 hours ago
by Jeff Richardson
SIP vs ICF 9 2 weeks 2 days ago
by Jordan Schiele
2 weeks 1 day ago
by Dana Dorsett
Insulating a wall with loose and blown-in foam 6 2 weeks 2 days ago
by John Ball
2 weeks 1 day 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 1 day ago
by Charlie Sullivan
BTU need for a 60'(w) x 100'(l) x 12'(h) building. 2 2 weeks 2 days ago
by pete rosegardner
2 weeks 2 days ago
by Charlie Sullivan
Thick masonry walls 5 3 weeks 1 day ago
by Geoff Bamford
2 weeks 3 days ago
by Martin Holladay, GBA Advisor
Thermal mass loss - flooring over concrete 3 2 weeks 4 days ago
by Esther Streusand
2 weeks 4 days ago
by Esther Streusand
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