Energy efficiency and durability

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Zone 7 but limited to 1.5" of rigid foam. Worth it? 8 12 weeks 2 days ago
by Dan FromRegina
12 weeks 1 day ago
by Dan FromRegina
Basement insulation (hybrid) - guidance needed 8 12 weeks 6 days ago
by Jeremy McGill
12 weeks 2 days ago
by D Dorsett
Shell insulation 2 12 weeks 3 days ago
by r ferd
12 weeks 3 days ago
by Martin Holladay, GBA Advisor
Does air leak in/out of HVAC ducts located under a concrete slab? 2 12 weeks 5 days ago
by PAT DONAHAY
12 weeks 4 days ago
by Martin Holladay, GBA Advisor
Should an unused chimney flue be closed off at the top? 2 12 weeks 5 days ago
by W. Timothy Ward
12 weeks 4 days ago
by Martin Holladay, GBA Advisor
Will blowing cellulose insulation into soffits cause problems? 2 12 weeks 5 days ago
by PAT DONAHAY
12 weeks 5 days ago
by Nathaniel G
I'm trying to figure out the R-values and specs of these windows 2 13 weeks 1 hour ago
by Alan B
12 weeks 6 days ago
by Alan B
Can this really be? ACH50 of 0.62? 6 13 weeks 3 days ago
by Kent Jeffery
13 weeks 1 day ago
by David Meiland
Using sill gaskets and tar paper on the interior for interior ledgers 1 13 weeks 3 days ago
by Richard Wang
13 weeks 2 days ago
by Martin Holladay, GBA Advisor
Roof and ceiling design advice wanted for steel building 3 13 weeks 5 days ago
by Stan jones
13 weeks 4 days ago
by Stan jones
Sensors in the house envelope 6 13 weeks 6 days ago
by Karl Overn
13 weeks 5 days ago
by Karl Overn
Any information about the efficiency & cost of direct Solar Hot Water systems versus using Heat Pump Water Heater and PV panels to power it? 2 13 weeks 5 days ago
by Urs Schuler
13 weeks 5 days ago
by Richard McGrath
Woodstoves: does efficient burning depend on size? 12 14 weeks 3 days ago
by Patricia Appelbaum
14 weeks 1 day ago
by Dana Dorsett
What is the best way to insulate our new home? 5 14 weeks 3 days ago
by richard fasching
14 weeks 2 days ago
by aj builder, Upstate NY Zone 6a
Is Advantech better than plywood for subflooring? 4 14 weeks 5 days ago
by N Madrid
14 weeks 4 days ago
by N Madrid
Cost analysis of thermal bridging in zone 2 2 14 weeks 5 days ago
by Robert Brown
14 weeks 4 days ago
by Dana Dorsett
Flat roof insulation 14 1 year 18 weeks ago
by Angela M
14 weeks 4 days ago
by Martin Holladay, GBA Advisor
Humidifier with a flash-and-batt house? 10 14 weeks 6 days ago
by Susan Larkins
14 weeks 4 days ago
by Dana Dorsett
To install engineered hardwood flooring over a basement slab, can I use (2) 3/8" CDX plywood over 1/2" XPS? This topic has been moved
PV, electric autos, and the saving grace for utilities 14 15 weeks 4 days ago
by aj builder, Upstate NY Zone 6a
14 weeks 6 days ago
by aj builder, Upstate NY Zone 6a
How to approach a contractor? 3 15 weeks 13 hours ago
by marty nichol
15 weeks 5 hours ago
by marty nichol
To buy or not to buy an oil burner? 27 15 weeks 4 days ago
by John Manganaro
15 weeks 11 hours ago
by John Manganaro
High performance homes and buckling wood floors? 17 15 weeks 3 days ago
by Rick Jenkins
15 weeks 1 day ago
by Richard Beyer
No local builders are bulding with GBA and BSC knowledge 5 15 weeks 2 days ago
by aj builder, Upstate NY Zone 6a
15 weeks 1 day ago
by Richard Beyer
What to heat with in small duplex development 18 16 weeks 3 days ago
by MURRAY bANTING
15 weeks 1 day ago
by Dana Dorsett
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