Bond It Gun Grade B3 All Purpose Fill and Fix Expanding PU Foam

Bond It Gun Grade B3 All Purpose Fill and Fix Expanding PU Foam

Bond It Gun Grade B3 All Purpose Fill & Fix Expanding PU Foam is a professional-quality, B3 rated polyurethane foam designed for precision application using a foam gun. Quick, economical, and easy to apply, it delivers excellent draught proofing and thermal insulation while effectively filling irregular gaps, securing frameworks, and reducing sound transmission. The low curing pressure formulation helps prevent distortion of window and door frames, making it ideal for controlled backfilling and professional installations.

Features:

• B3 Fire Rating (DIN 4102-1 compliant)
• Gun grade formula for accurate, controlled application
• Low curing pressure to minimise deformation of building elements
• High thermal and acoustic insulation properties
• Excellent expansion rate for effective gap filling
• Non-shrinking once cured
• Can be cut, sawn, plastered, and sealed over after curing
• Strong adhesion to most common building materials

Specifications:

• Product Type: Gun Grade Expanding Polyurethane (PU) Foam
• Fire Classification: B3 (DIN 4102-1)
• Application Method: Professional foam applicator gun
• Curing System: Moisture curing
• Expansion: Controlled, high-yield expansion
• Post-Cure Finish: Trimmable, sandable, plasterable, sealable
• Substrate Compatibility: Wood, concrete, stone, plaster, metal, PVC, polystyrene
• Typical Applications: Window & door frame installation, gap filling, penetration insulation, joint sealing, thermal bridge reduction