Energy efficiency and durability

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Can a Trombe wall be used in reverse? 11 18 weeks 6 days ago
by Les Amoss
18 weeks 5 days ago
by Malcolm Taylor
Air sealing basement beam pocket? 1 19 weeks 1 day ago
by Nick Welch
19 weeks 1 day ago
by Martin Holladay, GBA Advisor
Vented Cathedral Ceiling - Questions for Martin Holladay 2 19 weeks 1 day ago
by James Enloe
19 weeks 1 day ago
by James Enloe
Would installing vertical furring strips next to the sheathing and behind the rigid foam help the wall to breathe? 3 19 weeks 2 days ago
by David Bee
19 weeks 2 days ago
by David Bee
Intus window costs 3 19 weeks 2 days ago
by Terrie Lewine
19 weeks 1 day ago
by Terrie Lewine
Rigid foam for hot roof 10 19 weeks 2 days ago
by A. Bradford
18 weeks 6 days ago
by A. Bradford
"Container Effects" from San Fransisco to North Ontario 4 19 weeks 3 days ago
by John Brooks
19 weeks 3 days ago
by Martin Holladay, GBA Advisor
Mobile home floor plans’ fatal flaw 13 19 weeks 6 days ago
by Anneal G
19 weeks 5 days ago
by Malcolm Taylor
Rim joists - where spray foam interior and rigid board exterior meet. 1 19 weeks 6 days ago
by stu m
19 weeks 5 days ago
by Martin Holladay, GBA Advisor
Why hasn't this cathedral ceiling failed? 5 20 weeks 19 hours ago
by Andy Chappell-Dick
19 weeks 6 days ago
by Martin Holladay, GBA Advisor
Does anyone use hydronic underfloor heating systems to move passive solar heat around the mass? 10 20 weeks 1 day ago
by Felix Collins
19 weeks 6 days ago
by Richard McGrath
For southern exposure, what do you think is the better glazing option: 1. U=.29, SHG=.49 or 2. U=.19, SHG=.37 ? 23 20 weeks 1 day ago
by Rick Van Handel
19 weeks 6 days ago
by Stephen Thwaites
Would replacing my gable-end vents with a full ridge vent increase stack effect cooling in the attic? 2 20 weeks 1 day ago
by Nathaniel G
20 weeks 1 day ago
by Nathaniel G
I am researching fiberglass windows for the passive-solar home that we will be building 2 20 weeks 3 days ago
by Shirley Requard
20 weeks 1 day ago
by Stu Turner
Can we replace fiberglass insulation with XPS? 1 20 weeks 5 days ago
by Phil Troy
20 weeks 5 days ago
by Martin Holladay, GBA Advisor
Restore or replace vintage windows? 6 20 weeks 5 days ago
by Ray Sten
20 weeks 2 days ago
by Dan Kolbert
Retrofit insulation in walls with no sheathing or WRB? 6 20 weeks 5 days ago
by Ray Sten
20 weeks 1 day ago
by Matt Desloge
Making your own minisplit linesets? 4 21 weeks 11 hours ago
by John Granoski
20 weeks 3 days ago
by John Granoski
Exterior finish at top of PWF basement? 4 21 weeks 18 hours ago
by Jerry Liebler
21 weeks 15 hours ago
by Jerry Liebler
My rant regarding the energy efficient mobile/modular homes :-) 8 21 weeks 19 hours ago
by Anneal G
19 weeks 6 days ago
by Anneal G
Difference between Climate Zone 5 and 4 Marine 2 21 weeks 20 hours ago
by Andrew Buck
21 weeks 19 hours ago
by Martin Holladay, GBA Advisor
Where shall I place my PV panels? 16 21 weeks 1 day ago
by stephen sheehy
20 weeks 1 day ago
by Peter L
Are there passive solar designs that have large north side windows? 4 21 weeks 2 days ago
by Kirk Smith
21 weeks 1 day ago
by John Brooks
Confused on air and vapor barrier with vaulted ceiling 8 21 weeks 2 days ago
by SCOTT KOONS
20 weeks 6 days ago
by SCOTT KOONS
What is the difference between R-19 (for example) and a rating of R-3.44 per inch? 2 21 weeks 5 days ago
by beverly bliesath
21 weeks 5 days ago
by Dana Dorsett
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