Fiberglass Venting Base Glass Sheet comes with below features:

• 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
• Product carries an Underwriters Laboratories G2 classification
• Porostiy of the felt allows for better asphalt penetration
• It Made from inorganic material that resists rotting
• It Can be applied using hot asphalt, PERMASTIC cold adhesive or mechanical fasteners