Energy efficiency and durability

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Insulating a sloped wall & attic 7 15 weeks 10 hours ago
by Kimberly Howell
14 weeks 6 days ago
by Martin Holladay, GBA Advisor
Can one place rigid foam over existing panel siding? 5 15 weeks 3 days ago
by Whitney Johnson
15 weeks 20 hours ago
by Martin Holladay, GBA Advisor
1980 isolated gain passive solar with sunspace and crawlspace 1 15 weeks 2 days ago
by Susan Geer
15 weeks 1 day ago
by Martin Holladay, GBA Advisor
How many BTUs of energy do I lose per cfm leakage to outside in my ducts? 9 25 weeks 14 hours ago
by Chaz Steffen
15 weeks 3 days ago
by Dana Dorsett
Would it work to put a solar thermal collector over several GSHP wells to pump hot liquid into the wells all summer? 4 15 weeks 4 days ago
by Tom Hanke
15 weeks 3 days ago
by aj builder, Upstate NY Zone 6a
We're wanting to install ceramic tile in our bedrooms. Is the orange underlayment necessary, or what exactly is required? 2 15 weeks 4 days ago
by Mike Williams
15 weeks 3 days ago
by aj builder, Upstate NY Zone 6a
Efficiency per inch for 2-lb. closed-cell spray foam 7 15 weeks 6 days ago
by Greg Thornton
15 weeks 4 days ago
by Dana Dorsett
Should I insulate one of my exterior foundation walls? 5 16 weeks 16 hours ago
by Kevin Schramm
15 weeks 5 days ago
by Kevin Schramm
Wood fence post foundation in Wisconsin 5 16 weeks 6 days ago
by Kristopher Steege-Reimann
15 weeks 5 days ago
by flitch plate
House Heats up at night on warm days 3 16 weeks 5 days ago
by Jeff Classen
15 weeks 5 days ago
by Sonny Chatum
How do published commercial and residential code requirements for combinations of continuous insulation and stud cavity insulation relate to in-wall condensation concerns? 1 15 weeks 6 days ago
by Albert Russell
15 weeks 6 days ago
by Martin Holladay, GBA Advisor
Insulating a vaulted ceiling with limited room for insulation 1 16 weeks 8 hours ago
by Bill Chiari
16 weeks 7 hours ago
by Martin Holladay, GBA Advisor
Exterior Below Grade Spray Foam 3 16 weeks 4 days ago
by Howard Road
16 weeks 19 hours ago
by Bob Irving
Should I get a reverse cycle air conditioner or a ducted gas heater for my new home? 6 16 weeks 4 days ago
by Rowena FORBES
16 weeks 20 hours ago
by Martin Holladay, GBA Advisor
Is this insulation plan any good? 2 16 weeks 3 days ago
by tim evans
16 weeks 1 day ago
by Martin Holladay, GBA Advisor
Recommendations for insulating existing space over garage with a cathedral ceiling 28 47 weeks 3 days ago
by Andrew K
16 weeks 3 days ago
by Deshawnlek Deshawnlek
Best options for replacing oil-fired steam radiator system in a 1850s home? 27 17 weeks 5 days ago
by Joe Schmo
16 weeks 4 days ago
by Dana Dorsett
Interior rigid insulation for a “flow-through” assembly? 13 21 weeks 3 days ago
by Nicholas Brown
16 weeks 4 days ago
by Nicholas Brown
Can you use a tank-less Heater to do both DHW and space heating (hot water baseboard) 2 17 weeks 1 day ago
by Joan Blood
17 weeks 14 hours ago
by Richard McGrath
Serious Windows vs. Thermotech, Fibertec, Inline, Accurate Dorwin 155 4 years 48 weeks ago
by Claire Anderson
17 weeks 3 days ago
by Mark Dickerson
Paint that rejects heat? 2 17 weeks 5 days ago
by Manuel Hernandez
17 weeks 4 days ago
by Manuel Hernandez
Thermo-Ply under drywall? 4 17 weeks 6 days ago
by Ralph Vickers
17 weeks 5 days ago
by Ralph Vickers
Custom polyiso roof-vent baffles + traditional unfaced fiberglass batts + poly vapor barrier (conditioned space) = Success? 1 18 weeks 12 hours ago
by Logan MacKinnon
18 weeks 10 hours ago
by Martin Holladay, GBA Advisor
I'm building an energy-efficient, hopefully net-zero house in Southern CT. 3 18 weeks 17 hours ago
by david dickson
18 weeks 11 hours ago
by Dana Dorsett
Ductless Downside 29 20 weeks 6 days ago
by John Brooks
18 weeks 2 days ago
by Keith Gustafson
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