42 #15 Felt Asphalt Saturated Underlayment

Description

• Protects Against Moisture Entry – Superior Asphalt Saturation for Improved Waterproofing
• Breathable Membrane – Allows for the Transmission of Air Vapor while Keeping Water Out
• Use Under Roof Shingles, Wood Shake, Tile & Other Primary Coverings
• Meets ASTM D4869

organic felts are engineered with True-Breathe Technology, keeping rain and water on the outside of your home while allowing water vapor from cooking, cleaning, bathing and other sources to escape home entrapment. Tru-Breathe Technology helps prevent premature damage and rotting of your roof deck materials which can lead to unsafe structures and the development of mold. True-Breathe Technology is designed and manufactured to allow the transmission of air vapor while keeping water out. Meets ASTM D4869 TYPE I. MEETS CGSB CAN2-51.32, & UL Classified.