Energy efficiency and durability

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Sealing the ceiling prior to blower door testing... 11 3 years 2 weeks ago
by Jesse Lizer
3 years 1 week ago
by Doug McEvers
How to insulate attic rafters with foam spray 1 3 years 1 week ago
by Greg Davis
3 years 1 week ago
by Martin Holladay, GBA Advisor
How to build a solar business 1 3 years 1 week ago
by Joanne Washington
3 years 1 week ago
by Martin Holladay, GBA Advisor
Retrofoam... 3 3 years 1 week ago
by Jay Hoinville
3 years 1 week ago
by Aaron Vander Meulen
What is the best bang for the buck wall detail in climate 5a? 2 3 years 1 week ago
by Timothy Guy
3 years 1 week ago
by Martin Holladay, GBA Advisor
REMOTE wall retrofit - the next steps have me puzzled 5 3 years 1 week ago
by jon kunesh
3 years 1 week ago
by Martin Holladay, GBA Advisor
Insulating window treatments? 4 3 years 1 week ago
by william goodwin
48 weeks 2 days ago
by Mee Gan
What to do when the ends of the floor joists are embedded in concrete? 27 3 years 1 week ago
by Geoff Ireland
3 years 6 days ago
by Martin Holladay, GBA Advisor
Minimum Hot Water Temp and Mini-Split Cycling 5 3 years 1 week ago
by Frank O
3 years 5 days ago
by William Rau
Insulating a flat roof: ventilated or unventilated? 10 3 years 6 days ago
by H Hummel
2 years 6 weeks ago
by Martin Holladay, GBA Advisor
Would it make sense to use Insulweb to dense-pack my attic floor? 1 3 years 5 days ago
by chris steiner
3 years 4 days ago
by Martin Holladay, GBA Advisor
Insulated roof question 6 3 years 4 days ago
by Robert Post S.E. Pennsylvania Zone 4a
3 years 4 days ago
by Benjamin Albright
Last winter I ordered window inserts 5 3 years 4 days ago
by Christopher Ring
3 years 4 days ago
by Martin Holladay, GBA Advisor
Sleepers below rigid over garage? 5 3 years 4 days ago
by Hallie Bowie
3 years 3 days ago
by Martin Holladay, GBA Advisor
Cold Climate - New Construction 4 3 years 4 days ago
by Brian Krmpotic
3 years 3 days ago
by Dave Cummings
Open-cell or closed-cell SPF in 2x4 walls? 1 3 years 3 days ago
by Patrick Steagall
3 years 3 days ago
by Martin Holladay, GBA Advisor
3-D Networks, Premature Shingle Failure and Ant Farms 39 3 years 1 day ago
by John Brooks
2 years 45 weeks ago
by TJ Elder
What is considered best practice for insulating the interior of a block wall during new construction? 5 3 years 1 day ago
by Kevin Veach
2 years 51 weeks ago
by Kevin Veach
How do I properly seal the underside of an addition built on concrete piers in New England? 9 2 years 52 weeks ago
by Ken Shaknites
2 years 52 weeks ago
by aj builder, Upstate NY Zone 6a
Is this a Good Final Envelope Decision? 7 2 years 52 weeks ago
by Timothy Smith
2 years 51 weeks ago
by Timothy Smith
Electric radiant floors in a mobile home 15 2 years 52 weeks ago
by Kim Kies
2 years 51 weeks ago
by Martin Holladay, GBA Advisor
R-13 or R-15 for 2x4 walls? 4 2 years 51 weeks ago
by Jeffrey Kolsch
2 years 51 weeks ago
by Martin Holladay, GBA Advisor
Polyiso on cathedral ceiling 10 2 years 51 weeks ago
by Chip Young
2 years 50 weeks ago
by John Brooks
Insulating below addition 1 2 years 51 weeks ago
by Matt Boutet
2 years 51 weeks ago
by Martin Holladay, GBA Advisor
Spray Foam Confused 11 2 years 51 weeks ago
by Scott Jacobs
2 years 50 weeks ago
by John Pfeiffer
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