24 Jan '12, 7am

Retaining heat at a garage door; part 2.a.07x #green

Fairbanks, AK, zone 8. This is an iteration of a design I asked about last year; different foundation system, somewhat different ramp. I looked for that thread to see exactly what was said, but could not find it, so I apologize if old ground is being dug up again. I am still struggling with getting some kind of heat retention at a garage door, a desire that may be nearly pointless given that garage doors notoriously leak. (That said, I was sitting inside my neighbor's the other day at 20 below, and could not detect any leakage by hand, fwiw. 2 story, non-super-tight house.) Picture one shows a cross section of the proposed foundation and slab in the middle of the garage door. My idea is to build a wooden ramp (2 per vehicle) into the garage and have some measure of thermal break at the slab. Picture 2 is a top view. There will be radon, StegoWrap, gravel, etc, so those iss...

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