Energy efficiency and durability

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Looking for a cost-effective HRV or ERV system or design 9 1 year 38 weeks ago
by Dan Easton
1 year 37 weeks ago
by Martin Holladay, GBA Advisor
Flash and batt closed cell with initial flash of open cell 6 1 year 38 weeks ago
by Nick Kent
1 year 38 weeks ago
by Nick Kent
Is sheathing a metal roof necessary? 7 1 year 39 weeks ago
by terrell whitworth
1 year 39 weeks ago
by Malcolm Taylor
Bathroom Exhaust Fan drafts... 10 1 year 39 weeks ago
by Morris Scott
1 year 39 weeks ago
by Morris Scott
Cost to install exterior foam or Roxul? 3 1 year 39 weeks ago
by Patrick Walshe
1 year 39 weeks ago
by Dana Dorsett
What type of insulation and how much insulation should I use between ceiling joists in garage? 5 1 year 39 weeks ago
by James DeCastro
1 year 39 weeks ago
by James DeCastro
Insulating a strapped attic floor 8 1 year 39 weeks ago
by stephen edge
1 year 39 weeks ago
by stephen edge
Insulating using the 1/3 2/3 rule in zone 7 1 1 year 39 weeks ago
by jessie pratt
1 year 39 weeks ago
by Martin Holladay, GBA Advisor
Can polyethylene on top of your rainscreen prevent inward solar vapour drive? 10 1 year 39 weeks ago
by Burke Stoller
1 year 39 weeks ago
by Burke Stoller
Insulating a void in basement. 2 1 year 39 weeks ago
by Allan Wood
1 year 39 weeks ago
by Dana Dorsett
Best exterior foam 2x4 wall and 1/2-inch sheathing system 4 1 year 39 weeks ago
by William Campbell
1 year 39 weeks ago
by John Klingel
Cedar tongue and groove on walls - Remove or not? 5 1 year 39 weeks ago
by Christine Clapp
1 year 39 weeks ago
by Martin Holladay, GBA Advisor
Foam sheathing & spray foam 8 1 year 39 weeks ago
by Brook Tarr
1 year 39 weeks ago
by Martin Holladay, GBA Advisor
What exterior foam insulation on retrofit? 14 1 year 40 weeks ago
by kevin freeman
1 year 39 weeks ago
by Martin Holladay, GBA Advisor
Strategy for attaching rigid foam on exterior of brick facade 1 1 year 40 weeks ago
by Joel Cahalan
1 year 40 weeks ago
by Martin Holladay, GBA Advisor
EPDM gaskets instead of ZIP System? 24 1 year 40 weeks ago
by Spencer Burnfield
1 year 38 weeks ago
by John Brooks
Two questions about cost/benefit for insulation and ventilation in a mild climate 3 1 year 40 weeks ago
by Colby Pierce
1 year 40 weeks ago
by Spencer Burnfield
Reverse air conditioning? 5 1 year 40 weeks ago
by Maureen Girard
1 year 39 weeks ago
by Jack Woolfe
Insulating Brick 27 1 year 40 weeks ago
by Shelly Gresham
1 year 39 weeks ago
by James Morgan
Knauf Fiberglass is looking for your suggestions 1 1 year 40 weeks ago
by Martin Holladay, GBA Advisor
1 year 40 weeks ago
by Martin Holladay, GBA Advisor
Looking for help designing a durable & efficient wall for a house in the mountains near Asheville NC at 4,000 ft. elevation 19 1 year 40 weeks ago
by Stuart Murray
1 year 38 weeks ago
by Martin Holladay, GBA Advisor
Hubble heat-pump water heater vs other heat-pump water heaters — Questions 2 1 year 40 weeks ago
by Ken Reid
1 year 40 weeks ago
by Martin Holladay, GBA Advisor
Can I heat-harvest my cathedral ceiling internally? 4 1 year 40 weeks ago
by green villager
1 year 40 weeks ago
by green villager
Vapor barriers inside AND outside of unvented crawl space? 2 1 year 41 weeks ago
by Beyhan Trock
1 year 40 weeks ago
by Beyhan Trock
I am working on a single family house in Climate Zone 5 in New York State. 2 1 year 41 weeks ago
by Linda Gatter
1 year 40 weeks ago
by Linda Gatter
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