All Weather/Empire® Base


All Weather/Empire® Base Sheet

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

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)

For additional technical resources please refer to the CertainTeed Commercial Roof Systems Manual or click on the Technical Information link located on the left navigation area.
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 detailed installation instructions please refer to the CertainTeed Commercial Roof Systems Manual or click on the Installation Instructions link located on the left navigation area.

Outstanding Warranty Options

CertainTeed backs its commercial roofing systems with the confidence of three warranty choices:
Limited Product Warranty
NDL Roof Membrane Limited Warranty*
Full System NDL Limited Warranty*
Owners and specifiers who choose the NDL or Full System NDL warranty options have the added security of manufacturer involvement in the sometimes difficult process of contractor qualifying and workmanship inspection.  Consult with the roofing contractor and your CertainTeed commercial roofing territory manager to decide which CertainTeed warranty is best for your building or project.
*NDL warranties are not available on all specifications and are only available through CertainTeed Gold and Silver Star Contractors