4 x $17.25 NZD
Instant Bank 
12 months interest free Holdfast Water Stop 1000 Roof Repair Paint – 750gm
Instant Waterproof Roof Repair for Leaks, Cracks & Joints
The Holdfast Water Stop 1000 Roof Repair Paint (also known as Gorilla WaterStop 1000) is a premium, fibre-reinforced waterproofing solution designed to provide long-lasting protection for roofs, gutters, balconies, and terraces. Its unique stretchable, rubberised formula creates a completely waterproof barrier, sealing leaks even on wet or damp surfaces.
Unlike standard roof paints, this advanced solvent-based acrylic coating is UV resistant, flexible, and durable for over 10 years. Whether you need to repair cracks, joints, or seal entire flat and pitched roofs, Water Stop 1000 ensures reliable protection in New Zealand’s harsh conditions.
Key Benefits
-
Creates a permanent waterproof barrier – ideal for leak repair
-
Can be applied to wet or dry surfaces and even in sub-zero conditions
-
Fully elastic once cured, expanding and contracting with roof movement
-
Fibre-reinforced for extra strength and gap-bridging ability
-
UV resistant – won’t discolour or break down in sunlight
-
Long lifespan – tested to last 10+ years
-
Safe to walk on once cured
Ideal Applications
-
Flat and pitched roofs (bitumen, tile, concrete, metal, zinc, plastics)
-
Gutters, balconies, terraces, and cupolas
-
Sealing roof joints, cracks, and problem areas
-
Long-term roof protection in extreme weather conditions
Technical Specifications
-
Coverage: approx. 2kg/m²
-
Size: 750gm tin
-
Temperature resistance: -30°C to +80°C
-
Curing starts within 15 minutes
-
Elongation at break: 1000% flexibility
-
Finish: durable, rubberised, walkable surface
Why Choose Holdfast Water Stop 1000?
With superior adhesion, strength, and weatherproofing, Holdfast Water Stop 1000 is trusted by professionals for roof repairs and maintenance. Its fibre-reinforced technology ensures a stronger, longer-lasting repair compared to traditional coatings, making it a cost-effective solution for homeowners and contractors.