USG Securock® Brand Glass-Mat Roof Board

Easy to cut, handle and install, high-performance glass-mat roof boards that are resistant to fire, mold and mildew.

USG Securock® Brand Glass-Mat Roof Board is a high-performance roof board for use in low-slope commercial roofing systems. The specially treated core and high-performance glass-mat facer provide protection against fire, mold and moisture, while high-quality mat produces less itchiness than competitive products. USG Securock® Brand Glass-Mat Roof Board scores and snaps cleanly and easily, making installation a breeze.

Customer Service Center
1-800-950-3839
7 a.m. - 6 p.m. CT, Mon - Fri

USG4YOU Tech Support
1-800-USG4YOU (1-800-874-4968)
7:30 a.m. - 4 p.m. CT, Mon - Fri

Email USG Technical Support

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Frequently Asked Questions

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features and benefits

Enhance the durability of the entire roofing system by using cover board in single-ply mechanically attached systems.

  • Ideal for use as cover board in single-ply mechanically attached systems
  • Moisture and mold resistant core and facer
  • Provides protection to roof system from hail and foot traffic
  • Fire resistant for use as fire barrier and thermal barrier
  • Unmatched mat-to-core tensile bond strength makes facer less likely to delaminate when cutting
  • High-quality tight mat makes for easier handling and cutting

Customer Service Center
1-800-950-3839
7 a.m. - 6 p.m. CT, Mon - Fri

USG4YOU Tech Support
1-800-USG4YOU (1-800-874-4968)
7:30 a.m. - 4 p.m. CT, Mon - Fri

Email USG Technical Support

Design & Specification
Assistance
Find your local architectural representative

Frequently Asked Questions