GBA Pro help

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Are there HRVs that can be installed in unconditioned space? 1 33 weeks 5 days ago
by Venkat Y
33 weeks 4 days ago
by Martin Holladay, GBA Advisor
Practical insulation and air-sealing techniques needed for a (sort-of) enclosed crawl space 6 33 weeks 6 days ago
by Ben Rush
33 weeks 4 days ago
by Martin Holladay, GBA Advisor
Air and thermal barrier continuity in ceiling over garage 5 34 weeks 4 days ago
by leo kloop
34 weeks 4 days ago
by leo kloop
Off-grid house needs... gasp!...air!...gasp! 17 35 weeks 1 day ago
by keith ahlstrom
34 weeks 4 days ago
by leo kloop
Recommendation for window flashing tape? 3 35 weeks 2 days ago
by Matthew Michaud
35 weeks 1 day ago
by Martin Holladay, GBA Advisor
For a large scissor truss (top chord 31" above bottom chord), we want around R-70 but no more 5 35 weeks 4 days ago
by David A Flannery
35 weeks 4 days ago
by David Meiland
Is a partial unvented roof retrofit a bad idea? 2 37 weeks 4 days ago
by Joe Sweeney
37 weeks 3 days ago
by Joe Sweeney
How can I remedy a cathedral ceiling with fiberglass batts in unvented rafter bays that now emits a strong musty odor? 5 39 weeks 11 hours ago
by Michael Roland
38 weeks 2 days ago
by Martin Holladay, GBA Advisor
Foundation/floor strategy for a heated workshop in Zone 6A 3 38 weeks 6 days ago
by mark godfrey
38 weeks 4 days ago
by mark godfrey
How to condition an existing crawl space? 6 40 weeks 1 day ago
by Cherylann Schieber
40 weeks 1 day ago
by Cherylann Schieber
My question is on the suitability and application of foil-faced rigid foam to exterior walls with our climate conditions 1 40 weeks 2 days ago
by Marilyn Limbert
40 weeks 1 day ago
by Martin Holladay, GBA Advisor
Insect Screen for Metal Siding 7 40 weeks 6 days ago
by Daryl Ross
40 weeks 5 days ago
by Malcolm Taylor
Air sealing CMU walls that are exposed inside and out in tropical climate 1 41 weeks 3 days ago
by Chris Laumer-Giddens
41 weeks 3 days ago
by Martin Holladay, GBA Advisor
Flooring for a passive solar 6 2 years 31 weeks ago
by Stephen Carlton
41 weeks 6 days ago
by Chuck Jensen
WRB for a fiberboard wall assembly? 3 42 weeks 4 days ago
by Daryl Ross
42 weeks 3 days ago
by Martin Holladay, GBA Advisor
How to add Pic's 0 42 weeks 4 days ago
by Kye Ford
n/a
What clear finish is best for wood cabinets and protecting indoor air quality? 2 43 weeks 6 days ago
by Mindy Munger
43 weeks 5 days ago
by shane claflin
Priming the back of wood siding 6 44 weeks 1 day ago
by Matthew Michaud
44 weeks 4 hours ago
by aj builder, Upstate NY Zone 6a
I have an old wood window sill that I want to install PVC Trim over 1 44 weeks 2 days ago
by Mike Tew
44 weeks 2 days ago
by Martin Holladay, GBA Advisor
How do I properly use Azek sheet goods as exterior trim? 2 45 weeks 2 days ago
by Lawrence Reich
45 weeks 1 day ago
by flitch plate
Below grade polyethylene and slab 1 46 weeks 1 day ago
by Matthew Michaud
46 weeks 1 day ago
by Martin Holladay, GBA Advisor
Dense Packing Slopes with 11.25 " rafters. Bad idea? 42 1 year 7 weeks ago
by James ODonnell
47 weeks 10 hours ago
by Dana Dorsett
Fix a water leak between porch and house 0 48 weeks 4 days ago
by Steve Knapp
n/a
When Cellulose Insulation is subjected to moisture or disturbed after being blown in, how is it affected? 2 48 weeks 4 days ago
by Susan Bly
48 weeks 4 days ago
by Dana Dorsett
Poor attic ventilation, a.k.a. mold on rafters 9 1 year 1 day ago
by Kach Kidibba
48 weeks 5 days ago
by Martin Holladay, GBA Advisor
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