Does the Quiet Walk underlayment plastic/vapor barrier face up or down when installing?
The plastic side faces up and the fiber faces down. Two benefits are provided: Moisture Protection The fibers can actually allow the vapors to evaporate through the gutter system of the underlayment. The fibers are treated with a safe anti-microbial to inhibit mold and mildew. Protection from Leaks Spills, leaky plumbing, faulty ice-makers can cause…