Single Component Polyurethane Expanding Foam Spray Quick Curing Portable

Description:

BILIN S3 Spray PU Foam offers fast, broad-coverage application for sealing gaps, joints, and irregular surfaces on walls and roofs. Its specialized nozzle ensures efficient, uniform spraying, even in tight spaces, forming a durable, moisture-cured insulation layer with high adhesion. The porous polyurethane structure delivers outstanding thermal resistance, effectively blocking heat transfer and reducing energy loss. Compatible with wood, metal, concrete, and EPS, it creates airtight, water-resistant seals while being environmentally friendly (CFC-free) and enhancing long-term energy efficiency.

Features & Benefits:

Superior thermal and acoustic insulation.
Fast, easy application with minimal waste.
Expands to fill uneven surfaces and voids.
Strong adhesion to multiple substrates.
Resistant to cracking and settling over time.
Waterproof and moisture-resistant barrier.
Ideal for irregular or confined spaces.
Paintable, stainable, and sandable for a finished look.

Application:

Whole-building thermal and sound insulation.
Interior & exterior wall and roof insulation.
Insulation for tight spaces and structural gaps.
Basement, attic, and crawl space sealing.
Garage, shed, and patio insulation.
Pipe, duct, and electrical conduit sealing.
Waterproofing for tanks, pools, and drainage systems.
Thermal break installation to prevent energy loss.

Technical parameters:

Bilin has been focusing on the research, development, production and sales of high-quality polyurethane foam, silicone sealant, caulking agent and other products, providing customers with a wide range of sealant and adhesive solutions. Modern factories, professional R&D teams and strict production management systems enable us to continuously innovate and pursue excellence.