Green building techniques

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Do I need an interior vapor barrier of some sort? 5 23 hours 7 min ago
by Hedy O
21 hours 32 min ago
by Martin Holladay, GBA Advisor
Vented SIP roof — fascia detail 6 2 days 5 hours ago
by Peter L
1 day 2 hours ago
by Martin Holladay, GBA Advisor
Roof furring questions 20 1 week 4 days ago
by Peter L
1 week 2 days ago
by Peter L
Double stud wall with timber ceiling 4 1 week 2 days ago
by Caleb Creaven
1 week 2 days ago
by Caleb Creaven
I need assistance with window/door install with 4" foam 8 2 weeks 6 days ago
by tim brown
1 week 2 days ago
by Dan Burgoyne
Rigid foam over roof sheathing & spray foam interior 3 1 week 5 days ago
by Josh Wimpey
1 week 4 days ago
by Josh Wimpey
Roofing - Mechanical seam vs. Snap lock 3 1 week 5 days ago
by Peter L
1 week 4 days ago
by Malcolm Taylor
Rigid form on interior wall surface 2 1 week 5 days ago
by Jim Reed
1 week 5 days ago
by Martin Holladay, GBA Advisor
How to cover and insulate a floor up on 4' piers or posts to keep the weather out, heat in, and the government men happy 1 2 weeks 17 hours ago
by Jon Uhrick
2 weeks 14 hours ago
by Martin Holladay, GBA Advisor
Exterior foil-faced polyiso question 7 4 weeks 4 days ago
by Randy Mason
2 weeks 2 days ago
by KEVIN ZORSKI
Deep energy retrofit — Envelope upgrade questions 11 2 weeks 3 days ago
by Andrew W
2 weeks 2 days ago
by Dana Dorsett
Cool roof on a rigid foam retrofit 12 3 weeks 4 days ago
by David Mosijchuk
3 weeks 2 days ago
by Kevin Dickson, MSME
Help with rainscreen options and cost for insulation on 1970s remodel 3 3 weeks 3 days ago
by tauran ivall
3 weeks 2 days ago
by Martin Holladay, GBA Advisor
Fiber cement siding over furring strips 2 3 weeks 3 days ago
by Hugh Stearns
3 weeks 3 days ago
by Hugh Stearns
What is the best way to manage moisture in a cinder block building in a hot, humid climate? 5 4 weeks 21 hours ago
by Shannon Holman
3 weeks 3 days ago
by Lucy Foxworth
New PHIUS+ 2015 released and in effect as of March 16th, 2015 9 4 weeks 14 hours ago
by Peter L
3 weeks 4 days ago
by Malcolm Taylor
How do I integrate rainscreen at soffit? 1 4 weeks 1 day ago
by Dan Burgoyne
4 weeks 1 day ago
by Malcolm Taylor
Attaching plastic attic baffles together 1 4 weeks 1 day ago
by Jeremy M
4 weeks 1 day ago
by Martin Holladay, GBA Advisor
Slag & fly ash geopolymer? 13 4 weeks 4 days ago
by Jerry Liebler
4 weeks 3 days ago
by Jerry Liebler
Can I waterproof a concrete deck/roof with either of these strategies? 2 4 weeks 4 days ago
by Steve Knapp
4 weeks 4 days ago
by Steve Knapp
Air sealing/insulation on top of stairs in a bungalow 5 5 weeks 13 hours ago
by Jeremy M
4 weeks 5 days ago
by Jeremy M
1 or 2 rigid foam at top plate around attic baffle? 11 5 weeks 3 days ago
by Jeremy M
4 weeks 6 days ago
by Martin Holladay, GBA Advisor
Garage under bedroom 9 5 weeks 3 days ago
by David Dodgen
5 weeks 2 days ago
by aj builder, Upstate NY Zone 6a
Insulating a Quonset hut - (Can we make a sandwich?) 6 2 years 49 weeks ago
by Doug Reid
5 weeks 2 days ago
by Malcolm Taylor
How would you insulate a metal Quonset hut? 7 6 weeks 13 hours ago
by Andy McDonald
5 weeks 5 days ago
by Rick Van Handel
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