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The Deck Store is Canada’s premier deck and outdoor living design, supply, and build company.
We are the largest volume dealer of decking and outdoor building materials in the Canadian market.

We are Your Outdoor Living Specialists! Trust us to help you create your ideal Outdoor Living Space.

G Tape 3040BK (6″ – 12″)

CA$69.37CA$149.95 + HST

GTape adds protection to deck joists and helps to increase longevity. Tape will “Self Seal” around deck fasteners (Screws or Nails) to prevent moisture infiltration.

Ultimate Flashing performance with unmatched contractor friendly features:

  • AAMA 7-11 Level 3 Class A means 3040BK Flashings meet the highest standards for hot and cold performance and does so without the need for additional primer.
  • Lighter weight than butyl or rubberized asphalt flashings 3040BK outperforms these products by significant margins.
  • 3040BK is used to professionally flash Windows, doors, deck beams, etc. Use anywhere you need permanent protection.
  • 3040BK Flashings have been shown to adhere to the toughest surfaces and in the toughest environments.
  • 3040BK Flashings have been recently tested for 50 year aging and have demonstrated to retain over 60% of original adhesion and over 100% of original tensile strength.

Because of G Tapes Acrylic adhesive composition, it is compatible with all PVC and Composite decking, unlike bitumen asphalt based products.


3040BK G-Tape Flashing Tape: Black Brilliance Meets Waterproof Excellence

Black Beauty in Flashing Brilliance: G-Tape’s 3040BK

Step into the realm of style and functionality with G-Tape’s 3040BK Flashing Tape. This black beauty not only enhances the visual appeal of your projects but also ensures waterproof excellence. Seal with confidence and elegance, knowing that G-Tape’s 3040BK stands as a testament to both aesthetic brilliance and top-tier protection.

Adhesive Mastery: G-Tape’s 3040BK Precision Flashing

Experience the precision of adhesive mastery with G-Tape’s 3040BK Flashing Tape. This black tape guarantees a reliable bond on various surfaces, including metal, plastic, and more. Whether you’re sealing windows, doors, or joints, G-Tape’s 3040BK offers the perfect combination of versatile adhesion and waterproof precision for a flawless flashing solution.

Effortless Application: G-Tape’s 3040BK Ease in Flashing

Simplify your flashing projects with G-Tape’s 3040BK. Engineered for effortless application, this black flashing tape is user-friendly, ensuring a hassle-free experience for both DIY enthusiasts and professionals. Enhance the efficiency of your tasks without compromising on precision – G-Tape’s 3040BK is your partner for achieving seamless and stylish waterproof flashing results.

Because of G Tapes Acrylic adhesive composition, it is compatible with all PVC and Composite decking, unlike bitumen asphalt based products.

Technical Data Sheet

Additional information

Select Size

6" x 65', 9" x 65', 12" x 65'


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