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Use Gripset BRW PF Squares for:
Sealing internal and external joint intersections, penetrations, puddle flanges, and reinforcement applications in waterproofing and construction.
GRIPSET BRW PF SQUARES are high-performance, multi-purpose self-adhesive sealing squares designed for superior moisture protection in waterproofing, roofing, and general construction. The butyl rubber backing ensures excellent adhesion, instant sealing, and no drying time, making it perfect for time-sensitive applications. With compatibility across various surfaces—including metal, timber, masonry, and plastics—it offers a versatile solution for sealing penetrations, joint intersections, and reinforcement bond breakers. Designed to be finished with Gripset adhesives, membranes, coatings, and tile adhesives.
Key Features of GRIPSET BRW PF SQUARES
- Peel-and-stick application for quick and easy installation
- Primer-less adhesion on dust-free, stable surfaces
- Instant sealing properties with no drying or curing required
- Outstanding adhesion on various substrates, including metals, timber, and masonry
- Flexible, rupture-resistant, and thermally stable
- Compatible with Gripset liquid membranes and cement-based finishes
- Solvent-free, non-toxic, and environmentally safe
Technical Overview
- Chemical Properties: Butyl rubber adhesive with fabric face
- Application Temperature Range: 0°C to 45°C
- Service Temperature: -40°C to 100°C
- Elongation at Break: 70% (longitudinal & transverse)
- Tensile Strength: >100N (longitudinal & transverse)
- Peel Adhesion: >80N
Trade Professional Information
- Required Tools: Spatula, sponge, or cloth for application
- Trade-Specific Tips: Ensure surfaces are clean, dry, and free of contaminants before application
- Common Issues and Solutions: If adhesion is weak on porous surfaces, use a Gripset primer
Storage and Shelf Life
- Storage Requirements: Store at room temperature in a dry, internal location
- Shelf Life: Best used within 12 months of purchase
- Temperature Considerations: Not affected by frost or cold floors
Certifications
- Meets Australian waterproofing and building standards
Frequently Asked Questions About Gripset BRW PF Squares
Q: What are Gripset BRW PF Squares used for?
A: Gripset BRW PF Squares are self-adhesive sealing squares designed to protect against moisture ingress, vibration, and flexing in waterproofing, roofing, and general building applications.
Q: Do Gripset BRW PF Squares require a primer before application?
A: No primer is required for non-porous surfaces, but highly porous or dusty surfaces should be primed with Gripset GP, E60, or Xpress H2O Primer Plus.
Q: Can Gripset BRW PF Squares be used for sealing plumbing and penetrations?
A: Yes, they are ideal for sealing puddle flanges, pipe penetrations, and joint intersections.
Q: Are Gripset BRW PF Squares resistant to temperature changes?
A: Yes, they offer excellent adhesion retention at low temperatures and can withstand service temperatures from -40°C to 100°C.
Q: Can they be used as an exposed joint seal?
A: No, they must be covered with a surface finish, as they are not designed for direct exposure.
Uses
- Sealing puddle flanges and penetrations
- Sealing joint intersections
- Detailing around plumbing pipes, PVC, flashings, etc.
- Guttering and roofing applications
- Reinforcement bond breaker
- Patching pinholes and pitted areas on metal surfaces
- General maintenance on surfaces to be covered with finishes
Benefits
- Provides a quick and reliable seal
- Versatile for various applications
- Durable and long-lasting
- Easy to install and handle
- Compatible with a wide range of finishes
How to apply GRIPSET BRW PF SQUARES:
- Ensure the surface is clean, dry, and free from contaminants.
- Remove the release paper from the butyl rubber backing.
- Position the square in place, ensuring full contact with the surface.
- Press firmly with a spatula or sponge to eliminate air pockets.
- Cut an aperture in the centre when using over plumbing penetrations.
- Finish with appropriate adhesives, membranes, or coatings.
GRIPSET BRW PF SQUARES Limitations:
- Not suitable for expansion joints
- Not to be used as an exposed trafficable surface
- Should not be applied when surface temperature is below 5°C or above 30°C
Safety precautions when using Gripset BRW PF Squares:
- Personal Protective Equipment: Gloves are recommended for handling to prevent adhesion to skin.
- Ventilation: Ensure adequate airflow when applying in enclosed areas.
- Handling: Avoid contact with eyes. If contact occurs, rinse immediately with clean water.
- Clean-up: Any residue should be removed mechanically, as it does not dissolve in water.
- Storage: Store in a cool, dry place away from direct sunlight and heat sources.
- Disposal: Dispose of unused material and packaging according to local environmental regulations.
GRIPSET BRW PF SQUARES can be used on the following substrates:
- Primed or dense concrete
- Galvanised iron, zincalume, copper, aluminium, Colorbond
- Timber
- Compressed fibre cement sheeting
- Plasterboard, masonry, glazed surfaces
- Marble, granite, ceramics
- Plastics and polycarbonate
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