GAF Materials Corporation
1361 Alps Road
Wayne, NJ 07470
Tel: (800) 766-3411
Web site: http://www.gaf.com

RUBEROID^®
MODIFIED BASE SHEET*

Description
RUBEROID Modified Base Sheet is a premium, glass fiber reinforced, SBS modified base sheet.

Uses
RUBEROID Modified Base Sheet is designed for use in both mop applied modified bitumen and built-up roofing systems, as well as with all deck types. It may be mechanically attached to nailable decks, spot mopped to non-nailable decks, or solid mopped where appropriate. For new roofing and reroofing applications where long-term roof system performance is required.

Advantages
• Guarantees are available for up to 20 years.
• SBS modifier provides flexibility for easy installation.
• Resists wrinkling when installed.
• Rolls out flat for easy installation.
• Will not rot, curl, or shrink.
• Dimensionally stable for improved membrane performance.
• Durable—specially formulated SBS modified asphalt gives RUBEROID Modified Base Sheet lasting performance.
• RUBEROID Modified Base Sheet is backed by GAF Materials Corporation, a company with over 100 years in the roofing business.

Applicable Standards
• UL Approved for use in the construction of Class A, B, or C roofs (Type G2 BUR).
• ASTM D-4601, Type II

Product Data (Approximate)
Roll Size...................39.4" x 97.5' (1.0m x 29.7m)
Coverage Per Roll.........3 squares
Roll Weight ..........67 lbs (30.4 kg)

*Not available in all areas.