PRS Glass Base

Product Documents

  • High quality base or ply sheet constructed from fiberglass mat coated with oxidized asphalt.
  • Product is intended to be used over lightweight insulating fill decks, gypsum or other substrates where lateral venting is required.
  • Adds inter-ply adhesion between base ply and the membrane
  • Excellent strength for nail-holding ability
  • Manufactured with ply lines for easy installation
  • Meets or exceeds ASTM D4601 Type II specifications
  • Product carries an Underwriters Laboratories G2 classification
  • Made from inorganic material that resists rotting

Product Properties

D4601 Type II
Installation Method
Hot asphalt or Mechanically Fastened

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