Deck Defense™ High Performance 

Deck Defense™ High Performance Roof Underlayment features a durable, synthetic construction that works with your shingles to help shield your home from moisture infiltration.

  • Unique bottom surface coating reduces the chance for tears that cause leaks, as compared to other felt underlayment

  • Provides roof deck protection from UV exposure for up to 6 months*

  • Extra wide rolls cover approximately 5 times more than standard felt rolls

  • Preprinted nailing pattern and overlap lines help speed installation

  • 30-Year Limited Warranty**

43 Bentley Ave,

Ottawa Nepean, ON  

K2E 6T7                

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100% CGC DISTRIBUTOR

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Store hours:

Monday to Friday 7:00AM to 5:00PM

Closed Saturday and Sunday