ENGO E901 Wired Thermostat Central Heating Controller 

Product Description:

The Demsun P55 Multi-Purpose PU Foam is a high-performance expanding polyurethane foam designed for professional construction and DIY applications. With excellent adhesion and high expansion properties, P55 is ideal for filling, sealing, insulating, and mounting in a wide range of building tasks.

Perfect for use around windows, doors, pipe penetrations, cavities, gaps, and voids, this foam offers superior thermal and acoustic insulation. It adheres strongly to wood, concrete, brick, stone, plaster, metal, and many plastics.

Demsun P55 cures to a durable, semi-rigid structure that can be cut, sanded, plastered, and painted once hardened—making it a versatile must-have product for installers, builders, and DIY users.

Key Features:

• High-expansion PU foam for filling and sealing gaps
• Excellent adhesion to most building materials
• Thermal & acoustic insulation
• Suitable for mounting, fixing, sealing & filling
• Cut, sand, plaster & paint once cured
• One-component, moisture-curing foam
• Ideal for windows, doors, cavities & pipework

Specifications:

• Brand: Demsun
• Model: P55
• Type: Multi-Purpose Expanding Polyurethane Foam
• Cure Type: Moisture curing
• Colour: Light yellow (typical PU foam)
• Temperature Resistance: After curing approx. –50°C to +80°C
• Cuttable: After approx. 20–30 minutes (depending on conditions)
• vApplications: Construction, insulation, sealing, filling, mounting