PENOSIL All Purpose Gunfoam 172 – Professional PU Gun Foam 750 ml

PENOSIL All Purpose Gunfoam 172 is a professional polyurethane gun-grade foam designed for most sealing and filling applications in construction. It is suitable for installing window and door frames, sealing joints and penetrations, and providing thermal and acoustic insulation.

The foam has a dense and uniform structure with low post-expansion, ensuring controlled application and reduced deformation risk. It offers very good adhesion to common construction materials and is suitable for work in warm conditions up to +40 °C. Application is performed with a foam gun for precise dosing and professional results.

Application temperature (air): +5 °C to +40 °C
Best results at +20 °C
Can temperature during application: +5 °C to +35 °C

Packaging:
1000 ml aerosol can, content 750 ml
12 cans per box

Key Features:

• Dense and uniform foam structure

• Low secondary expansion

• Very good adhesion to common building materials

• Suitable for hot weather up to +40 °C

• Professional application with foam gun

Application & Usage

Designed for:

• Installation and insulation of doors and windows

• Pipe insulation and fixing

• Filling holes, gaps and joints

• Thermal and sound insulation

• Reduction of thermal bridges

Adheres to:

• Wood

• Concrete

• Masonry and bricks

• Most metals

• Plasterboards

• EPS

• Roof tiles

Shake the can at least 20 times before use. Attach to a foam gun and apply with the can upside down. Lightly moistening the surface improves curing and final structure. Surfaces must be clean and free from dust, grease and oil.

Uncured foam can be cleaned with PENOSIL Foam Cleaner 949. Cured foam must be protected from UV exposure.

Limitations:

• Not suitable for permanent water contact

• Does not adhere to PE, PTFE or silicone surfaces

• Cured foam must be covered to protect from UV

Safety Information:
Extremely flammable aerosol (H222). Pressurised container (H229). Causes skin and eye irritation (H315, H319). May cause allergic skin reaction (H317) and respiratory sensitisation (H334). Suspected carcinogen (H351). Contains isocyanates (EUH204). Professional training required before industrial use (from 24 August 2023).