PRS Vented Base

Product Documents

  • Heavyweight fiberglass venting base sheet constructed with fiberglass mat coated with asphalt.
  • Product is intended to be used over lightweight insulating fill decks, gypsum or other substrates where lateral venting is required.
  • Meets or exceeds ASTM D4897 Type II specifications
  • Product carries an Underwriters Laboratories G2 classification
  • Made from inorganic material that resists rotting
  • Porostiy of the felt allows for better asphalt penetration

Product Properties

D4897 Type II
Installation Method
Permastic Cold Adhesive, Hot Asphalt or Mechanically Fastened
Fiberglass mat

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