GBA Pro help

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Trombe wall (non-vented) with exterior moveable mode of insulation? 8 1 day 22 hours ago
by Thomas Tricarico
3 hours 11 min ago
by Martin Holladay, GBA Advisor
Calculating break-even point when mini-split costs same as running boiler 1 15 hours 22 min ago
by Apollo S
4 hours 9 min ago
by Martin Holladay, GBA Advisor
Double wall exterior sheathing 4 23 hours 53 min ago
by Terry Herschberger
20 hours 12 min ago
by Martin Holladay, GBA Advisor
Foil-faced batt insulation effect on wall construction? 9 3 days 23 hours ago
by Michael Kalustov
1 day 22 hours ago
by D Dorsett
Sturbridge, Massachusetts — electric boiler 4 3 days 5 hours ago
by howard kelley
2 days 5 hours ago
by howard kelley
2/12 cathedral roof replacement 9 1 week 11 hours ago
by mark kessler
6 days 21 hours ago
by Keith Gustafson
Possible electrical ground out or short? 4 1 week 2 days ago
by Sheleen Feldhaus
1 week 1 day ago
by Eric Habegger
To French drain & sump crawlspace next to full basement or not? 1 1 week 5 days ago
by Apollo S
1 week 5 days ago
by Martin Holladay, GBA Advisor
How to get rid of sour smell in new house with spray foam? 2 1 week 6 days ago
by Robert Cook
1 week 5 days ago
by greg harris
Is low density foam under the sheathing the right type of insulation for attics? 2 2 weeks 1 hour ago
by Joseph Samsonowitz
1 week 6 days ago
by Charlie Sullivan
How do I construct a brow roof on the first story of a two-story structure? 6 2 weeks 3 days ago
by Steve Skalski
2 weeks 1 day ago
by Malcolm Taylor
Thermal separation of sealed crawlspace from room above. Do I need air sealing? 6 2 weeks 4 days ago
by Apollo S
2 weeks 4 days ago
by Martin Holladay, GBA Advisor
Air Exchanges in a new house 8 3 weeks 4 days ago
by John Pugh
2 weeks 6 days ago
by John Pugh
Does polyiso need to be flush with CMU crawlspace wall? 4 3 weeks 4 days ago
by Apollo S
3 weeks 3 days ago
by Apollo S
Zone 2 wall insulation code 1 3 weeks 4 days ago
by Robert Brown
3 weeks 4 days ago
by Nathaniel G
How to insulate a cathedral ceiling under an exposed metal roof? 4 4 weeks 23 hours ago
by Jennifer Duffy
3 weeks 5 days ago
by Martin Holladay, GBA Advisor
Help to plan foam insulation with AC ductwork inside 4 1/2" high rafter bay cavity in roof assembly. 9 4 weeks 21 hours ago
by James Berry
4 weeks 14 hours ago
by James Berry
How to insulate valleys in a cathedral ceiling to avoid ice dams? 2 4 weeks 1 day ago
by OLIVIER van lier
4 weeks 1 day ago
by Martin Holladay, GBA Advisor
LPG infloor heat with HWH with a heat exchanger in the HWH is too expensive to run! 11 5 weeks 1 day ago
by Ed Jones
5 weeks 7 hours ago
by Ed Jones
Mud sill seal 0 5 weeks 4 days ago
by Robert Brown
n/a
Insulating solid brick house 2 7 weeks 3 days ago
by Jeff Hogarth
6 weeks 17 hours ago
by Dana Dorsett
Condensation prevention for houseboat insulation 5 6 weeks 3 days ago
by John Shank
6 weeks 19 hours ago
by aj builder, Upstate NY Zone 6a
Cathedral attic moisture 2 7 weeks 31 min ago
by steven pereira
6 weeks 6 days ago
by steven pereira
Flat roof assembly in a hot humid climate 6 1 year 3 weeks ago
by Norman Luke
8 weeks 3 hours ago
by Martin Holladay, GBA Advisor
Vapor barrier height and polyiso question — unvented crawlspace 4 8 weeks 20 hours ago
by Apollo S
8 weeks 19 hours ago
by Apollo S
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