ASU-15 Asphalt Saturated Underlayment
ASU-15 Asphalt Saturated Underlayment
Description: An asphalt-saturated building paper that reduces the moisture vapor flow between the subfloor and the hardwood flooring.
Composition: Consists of a single-ply kraft paper that is asphalt-saturated.
Size: Produced in 36” W x 144LF (432 sq. ft.) rolls. Roll weight approximately 15 lbs.
Specifications: Meets Federal Specifications UU-B-790A, Type 1, Grade “D”, Style 2, water vapor permeable.

Physical Properties:
Water Resistance: ASTM D-779 – Standard Test Method for Water Resistance of Paper, Paperbound, and Other Sheet Material by the Dry Indicator Method. Exceeds industry standard for grade D paper.
Tensile Strength: ASTM D-828 – Tensile Properties of Paper and Paperboard Using Constant-Rate-of-Elongation Apparatus. Meets industry standard of greater than 20 lbs. f./inch in both directions.

American Society for Testing & Materials (ASTM)
Contact us about ASU-15 Asphalt Saturated Underlayment
919-896-7395
