Question

all of the following statements about foundation drainage membranes are true except they should not be installed on older foundation walls they can be installed below grade they provide an air space between the earth and foundation they are typically sealed at the top some also insulate the foundation question 36 all of the following are common problems with doors and frames except rot rust low r - value delaminated racked

Explanation:

Answer:

(First question) A. they should not be installed on older foundation walls
(Second question) C. low R - value