Expanding Foam – Fire Rated – Indoor & Outdoor Use Bostik Cempolatex Latex Sub-Floor Levelling Compound 20kg A: These screws are best

A: These screws are best used for interior or sheltered applications due to their corrosion-resistant finish

Refurbishment Projects: Provides compliant replacement for door frames

Q: Can the lining be painted or stained

Bracket size: Large bracket for wider cavity widths and deeper installations

Expanding Foam – Fire Rated – Indoor & Outdoor Use Bostik Cempolatex Latex Sub-Floor Levelling Compound 20kg A: These screws are bestProduct Overview This Professional Fire Rated Expanding Foam Gun Grade offers a high performance fire resistant seal for construction joints, service penetrations, door frames, and window surrounds, forming a durable barrier against fire, smoke, and air movement. The foam expands up to 50 times its original volume, filling irregular or wide cavities that conventional fillers cannot reach. It adheres excellently to building materials such as brick,