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B&Q£141.12Visit shop B&Q - Waterproof Patch & Seal Tape (100mm X 3M) Black9 PackInstant Leak Repair & Heavy-Duty Waterproof Seal
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Gorilla Waterproof Patch & Seal Tape is designed for homeowners, contractors, and DIY enthusiasts needing an immediate, permanent solution for leaks and structural gaps. This heavy-duty tape provides an airtight and watertight seal that holds up under extreme environmental conditions, effectively repairing everything from gutters to roofing. While it offers exceptional adhesion, users should note that the permanent nature of the bond means it is intended for long-term repairs rather than temporary patching, as it can be difficult to remove once fully set.
| Brand | Gorilla |
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It is designed to be waterproof once applied, but the surface must be clean and dry during the initial application for the adhesive to set correctly.
The outer layer is designed for durability and weather resistance; painting it may interfere with its performance or lead to peeling.
No, this tape is not designed to withstand high-pressure systems or the extreme heat found in radiator or engine cooling lines.
The adhesive is very aggressive and designed for permanent repairs. Attempting to remove it once set may leave residue or damage the underlying surface.
The product is intended for external repair and weather sealing; it is not recommended for potable water applications.
Ensure the surface is completely clean and dry; any presence of oil, dust, or moisture will prevent the adhesive from forming a proper bond.
Use a smooth, hard tool like a squeegee or a cloth to press firmly from the center of the patch toward the edges to evacuate air.
Use a sharp, heavy-duty utility knife or titanium-coated scissors, as the thick, durable backing can dull standard household scissors.
For the best results, ensure the surface is clean, dry, and free of dust, grease, or loose debris before application. Measure the required length of tape and cut with heavy-duty scissors or a utility knife. Remove the backing liner carefully to avoid touching the adhesive with your fingers, which can weaken the bond. Press the tape firmly onto the surface, starting from the center and working outward to push out any trapped air bubbles. Once applied, the tape does not require additional maintenance, though you should avoid peeling or repositioning it once the adhesive has set, as this may compromise the seal.
