> On October 28, 2019 at 7:50 PM Dimitri Seretakis via Mercedes > <mercedes@okiebenz.com> wrote:
> They say that insulated doors are a waste of money since a garage with a > concrete slab will only lose 5% of its heat through the doors as most will > escape through the slab. Any thoughts on this? Heat loss straight down doesn't count, it's more like thermal mass than a loss vector. Heat loss to the sides is real, unless you built a rat wall ans insulated it with foamboard wheen you bacjfilled. Mitch. _______________________________________ http://www.okiebenz.com To search list archives http://www.okiebenz.com/archive/ To Unsubscribe or change delivery options go to: http://mail.okiebenz.com/mailman/listinfo/mercedes_okiebenz.com