Waterproofing at De Bel Roofing Supply

Trust the single source for expert waterproofing solutions

Discover the latest in effective waterproofing products and techniques for your commercial or residential roofing project




2150 Redwood Highway
Greenbrae, CA 94904
(415) 461-9533
747 Petaluma Blvd. South
Petaluma, CA 94952
(800) 974-1766



Waterproofing team at De Bel Roofing Supply

Get the products you need from the experts who understand commercial and residential waterproofing

When installing or repairing low-sloping roofs and flashing, you need professional-grade products that offer the utmost in quality. Get the high quality products you need for a professional job at De Bel Roofing Supply.

We stock a wide variety of water repellant coatings, such as:

  • Coatings
  • Caulking
  • Cements

Let the pros help you with waterproofing challenges that might appear during your roofing project. From traditional to “green roof” applications, we have the products for your professional or residential do-it-yourself projects.

Make sure your waterproofing stands the test of time

Choose from the finest waterproofing products to keep water out and your roof safe for years to come. De Bel Roofing works with hand-selected vendors you can trust.

  • Gaco Western
  • Karnak
  • Polyken
  • Permi-Dri
  • CertainTeed
  • Hunter Panels
  • Malarkey Roofing Products

Get expert help from the roofing supply professionals for products such as peel-and-stick membranes, hot rubberized asphalt and scrim, cold applied liquid membranes and rigid board insulation. We can also help you with application techniques.

Call us with your waterproofing questions today

707-765-9722 - Petaluma
415-461-9533 - Greenbrae

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