Energy efficiency and durability

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Minimum R-values for exterior foam for 2x6 walls 1 10 hours 2 min ago
by Craig Steinman
1 hour 6 min ago
by Martin Holladay, GBA Advisor
Closed crawlspace with dehumidifier and foundation insulation 17 3 days 9 hours ago
by Michael Geoghegan
1 hour 9 min ago
by Martin Holladay, GBA Advisor
Roxul comfort board in basement? 5 2 years 4 weeks ago
by Nyle Phillips
1 hour 13 min ago
by Martin Holladay, GBA Advisor
A very low addition... 8 1 day 15 hours ago
by ron letourneau
3 hours 32 min ago
by aj builder, Upstate NY Zone 6a
Roxul for insulating and air sealing finished condo 3 16 hours 44 min ago
by Green Scape
15 hours 38 min ago
by Martin Holladay, GBA Advisor
Foundation sealing options? 1 19 hours 49 min ago
by Rob Shuman
18 hours 9 min ago
by Martin Holladay, GBA Advisor
I am considering a double wall construction 1 21 hours 38 min ago
by Rick Fetter
18 hours 22 min ago
by Martin Holladay, GBA Advisor
100-year-old single-pane windows, storm windows with low-e, or interior panels? 6 1 day 20 hours ago
by b l
1 day 10 hours ago
by b l
Climate Zone 6: Low-slope warm roof materials / assembly 4 1 day 18 hours ago
by Meri Tepper
1 day 14 hours ago
by Dana Dorsett
Insulation 1 1 day 16 hours ago
by Janice Thill
1 day 15 hours ago
by Martin Holladay, GBA Advisor
Can I use R-15 rock wool batts in a REMOTE wall with R-20 exterior foam? 11 2 days 19 hours ago
by Gary Dick
1 day 19 hours ago
by Gary Dick
Water - The Wonder and the Danger 101 3 years 48 weeks ago
by Anonymous
1 day 20 hours ago
by John Brooks
Insulating a metal barn 4 3 days 16 hours ago
by brian mccoy
3 days 14 hours ago
by brian mccoy
Add R-14 Roxul between the garage attic and the house? 7 1 week 17 hours ago
by Mike Lucas
3 days 18 hours ago
by Mike Lucas
Insulating detached garage attic in central Florida 4 3 weeks 6 days ago
by Kelly Lear
3 days 20 hours ago
by Martin Holladay, GBA Advisor
Is there a reliable way of repairing a double pane window if the seal has broken? 1 4 days 10 hours ago
by stuart brodsky
4 days 9 hours ago
by Greg Smith
Oil filled heaters 3 5 days 18 hours ago
by Tim Young
4 days 19 hours ago
by S E
Crawl space with dirt floor and spray foam 1 5 days 7 hours ago
by Paul Staffieri
4 days 23 hours ago
by Martin Holladay, GBA Advisor
How do deviations in average winter temperature affect energy consumption? 6 6 days 10 hours ago
by norm farwell
5 days 7 hours ago
by w d
Flat roof insulation 12 49 weeks 2 hours ago
by Angela M
6 days 6 hours ago
by Charlie Sullivan
Using foam sheeting & faced fiberglass batts 7 1 week 19 hours ago
by Mark Woyak
6 days 12 hours ago
by Charlie Sullivan
Good idea to insulate old house with cellulose? 2 1 week 1 day ago
by Alan B
6 days 12 hours ago
by Dana Dorsett
Insulation in old home repair 5 1 week 2 days ago
by Tom Ives
6 days 23 hours ago
by Martin Holladay, GBA Advisor
Spray foam over XPS on external wall 4 1 week 1 day ago
by Jeff M
1 week 12 hours ago
by Jeff M
Insulation of the interior stem wall 2 1 week 1 day ago
by ron marsh
1 week 1 day ago
by Martin Holladay, GBA Advisor
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