General Questions- Page 162 of 1411
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Air flow oddities
6 Months ago I had a 2.5 ton Daikin Fit HP installed and they replaced the square trunk line with round duct and added new and better trunk collars. (its…
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Foundation L-Bolts loose / wiggle in the concrete – Solutions??!!
I was at the job site yesterday prepping for back-fill, drainage and grading work when I noticed that some of the L-bolts that were installed were loose. I can wiggle…
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Expected 4.5in of closed cell spray foam, only got 2-2.5in
tl/dr: Invoice says 4.5 inches of closed cell spray foam but after they finished my random depth checks show 2-2.5 inches. Should I ask them to make sure there's a…
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Best WRB/drainage plane setup for exterior walls 6″ – 12″ apart?
We are building our mudroom about 6" away from our existing garage... not ideal, but it's a very long story, and 6" gives us seismic racking protection.This will result in…
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Large unvented flat roof overhang–Is full fill spray foam necessary?
I'm currently building a modern structure with a substantial cantilevered flat roof overhang. The roof over the interior living space will be unvented (flash and batt). The architect thinks our…
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Roxul and off-gassing: 2020 build
Hello,My tiny-house construction in Zone 6A (Maine) from 2020 has the following, in about half the build:interior wall paneling: pine boardsinsulation: Roxulouter wall sheathing: pine boardsporous moisture barrier and shinglesIn…
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Looking for Advice: Heat pump number of heads and location
I didn't know too much about heat pumps when I was first looking into this so I assumed you should have one in each room that you wanted to control.…
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converting garage to usable space
Hello,We have a house with a tuck under garage in climate zone 7. Insulated in walls and ceiling with R-21 fiberglass and polyethylene vapor barrier facing the garage interior. Drywall…
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Is this Right?
Hi. This is my first time seeking help on this site. My builder is in th emiddle of building our new home. Things look odd to me so I got…
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What happens if rigid foam insulation is placed between vapor barrier and a concrete slab pour?
I was recently reading BSI's 2010 Building America Special Research Project: High R-Value Enclosures for High Performance Residential Buildings in All Climate Zones (Available here: https://buildingscience.com/sites/default/files/migrate/pdf/BA-1005_High%20R-Value_Walls_Case_Study.pdf), and page 35 states…