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APOC® 22 #30 Felt Asphalt Saturated Roof Underlayment

APOC

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


APOC 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 II & UL Classified.

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