Energy efficiency and durability

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Would it work to put a solar thermal collector over several GSHP wells to pump hot liquid into the wells all summer? 4 19 weeks 6 days ago
by Tom Hanke
19 weeks 5 days ago
by aj builder, Upstate NY Zone 6a
How do published commercial and residential code requirements for combinations of continuous insulation and stud cavity insulation relate to in-wall condensation concerns? 1 20 weeks 1 day ago
by Albert Russell
20 weeks 1 day ago
by Martin Holladay, GBA Advisor
Efficiency per inch for 2-lb. closed-cell spray foam 7 20 weeks 1 day ago
by Greg Thornton
19 weeks 6 days ago
by Dana Dorsett
Insulating a vaulted ceiling with limited room for insulation 1 20 weeks 2 days ago
by Bill Chiari
20 weeks 2 days ago
by Martin Holladay, GBA Advisor
Should I insulate one of my exterior foundation walls? 5 20 weeks 2 days ago
by Kevin Schramm
20 weeks 11 hours ago
by Kevin Schramm
Is this insulation plan any good? 2 20 weeks 5 days ago
by tim evans
20 weeks 3 days ago
by Martin Holladay, GBA Advisor
Exterior Below Grade Spray Foam 3 20 weeks 6 days ago
by Howard Road
20 weeks 2 days ago
by Bob Irving
Should I get a reverse cycle air conditioner or a ducted gas heater for my new home? 6 20 weeks 6 days ago
by Rowena FORBES
20 weeks 2 days ago
by Martin Holladay, GBA Advisor
House Heats up at night on warm days 3 21 weeks 10 hours ago
by Jeff Classen
20 weeks 16 hours ago
by Sonny Chatum
Wood fence post foundation in Wisconsin 5 21 weeks 1 day ago
by Kristopher Steege-Reimann
20 weeks 12 hours ago
by flitch plate
Can you use a tank-less Heater to do both DHW and space heating (hot water baseboard) 2 21 weeks 3 days ago
by Joan Blood
21 weeks 2 days ago
by Richard McGrath
XPS versus EPS Underslab Foam 20 21 weeks 5 days ago
by Matthew Michaud
4 weeks 13 hours ago
by Dana Dorsett
Paint that rejects heat? 2 22 weeks 2 hours ago
by Manuel Hernandez
21 weeks 6 days ago
by Manuel Hernandez
Best options for replacing oil-fired steam radiator system in a 1850s home? 27 22 weeks 11 hours ago
by Joe Schmo
20 weeks 6 days ago
by Dana Dorsett
Thermo-Ply under drywall? 4 22 weeks 1 day ago
by Ralph Vickers
22 weeks 7 hours ago
by Ralph Vickers
Custom polyiso roof-vent baffles + traditional unfaced fiberglass batts + poly vapor barrier (conditioned space) = Success? 1 22 weeks 2 days ago
by Logan MacKinnon
22 weeks 2 days ago
by Martin Holladay, GBA Advisor
I'm building an energy-efficient, hopefully net-zero house in Southern CT. 3 22 weeks 2 days ago
by david dickson
22 weeks 2 days ago
by Dana Dorsett
I live in MA and would like to insulate my attic, but need to know if we use blown in cellulose if that means we will lose the storage space up there. 2 22 weeks 6 days ago
by Ruth Ryan
22 weeks 5 days ago
by Dana Dorsett
If slab edge thermal break is inside the stem wall except for at door openings, how far past the opening should I extend an exterior thermal break in those door locations? 2 22 weeks 6 days ago
by Rick Van Handel
22 weeks 5 days ago
by Rick Van Handel
Foaming a low-pitched roof 2 22 weeks 6 days ago
by Hugh Stearns
22 weeks 6 days ago
by Hugh Stearns
Wall section? Attic insulation? Energy / Moisture / Storm 7 23 weeks 3 days ago
by Bill Daugherty
23 weeks 1 day ago
by Martin Holladay, GBA Advisor
How best to insulate a traditional slab paired with a wrap-and-strap timber frame? 1 23 weeks 4 days ago
by Erik Schmitt
23 weeks 3 days ago
by Martin Holladay, GBA Advisor
Heating for small bathroom? 7 23 weeks 4 days ago
by maggie wilbur
23 weeks 2 days ago
by aj builder, Upstate NY Zone 6a
What is the best angle for a skylight on a low-slope roof in Chicago? 2 23 weeks 4 days ago
by Dan Nehm
23 weeks 2 days ago
by floris keverling buisman
Insulating bottom of radiant floor 1 23 weeks 5 days ago
by Pete Marthaler - Zone 7
23 weeks 5 days ago
by Martin Holladay, GBA Advisor
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