Author Question: Rigid insulation can be installed on the interior surfaces of a foundation if the walls _____. a. ... (Read 139 times)

xroflmao · **on:** Jul 24, 2018

Rigid insulation can be installed on the interior surfaces of a foundation if the walls _____.

a. are adequately waterproofed
b. are poured concrete, not block
c. have had furring strips applied
d. have cured at least 72 hours

Question 2

Before a basement floor slab is poured, drainage to the perimeter drain should be ensured by installing a
layer of coarse gravel with a depth of _____.

a. 3
b. 6
c. 8
d. 12