On 29/10/2019 3:43 PM, Mitch Haley via Mercedes wrote:
On October 29, 2019 at 4:09 PM Craig via Mercedes <mercedes@okiebenz.com> wrote:
Wood is R1 for 1 inch, so R18 would require 18 inches of wood.
R18 is a couple inches of foam, seems like a lot for a door. NOT IF YOU LIVE IN
WINNIPEG! (Randy)
U0.18=R5.5 would be pretty good for a door.
Mitch.
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