CertainTeed All Weather/Empire® Base Sheet is designed for use as a base sheet for both hot and cold applied, built-up roofing (BUR) systems. All Weather/Empire Base Sheet provides additional strength, moisture resistance and asphalt uniformity when used as the first ply over nailable, non-nailable and insulated substrates.

Technical Information

The following information represents typical average properties of All Weather/Empire® Base Sheet:

  • Support Mat: Fiber glass base mat
  • Surfacing: Mineral release agent
  • Approximate Product Weight: 70 lbs. per roll
  • Dimensions: 39-3/8" x 65'' 10" (216 square feet)
  • Coverage: Two Squares
  • Thickness: 1.3mm (50 mils)
  • ASTM D4601, Type II
  • ASTM D6757

For additional technical resources please refer to the CertainTeed Commercial Roof Systems Manual.

Installation

Roof systems constructed with All Weather/Empire® Base Sheet as the base ply shall be applied in accordance with installation procedures contained in the CertainTeed Commercial Roof Systems Manual.

For details on installion, please refer to the CertainTeed Commercial Roof Systems Manual or the product installation instructions.

For Construction Details and Specs Click Here

Warranty Details

CertainTeed offers three asphaltic low-slope roof system warranty options: Limited Warranty on Materials, Integrity Roof System Limited Warranty, and Integrity Roof System No Dollar Limit (NDL) Limited Warranty. CertainTeed warranty durations are based on a combination of system specification and product selection. Please download an overview of these warranty options for details. Consult with your contractor or CertainTeed Territory Manager to determine which warranty is best for your project.     

CertainTeed offers standard asphaltic low-slope roof system warranty durations between ten and twenty-five years. Additionally, Gold Star Contractors can increase warranty durations by 25% by engaging in an Integrity Maintenance Agreement with their client.

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