Product Title

Will Aerosol Professional PU Foam – High-Yield Expanding Foam for Gaps, Insulation & Sealing

Product Introduction

Will Aerosol PU Foam delivers superior filling, insulation, and sealing performance for construction and renovation projects. Our advanced polyurethane formula expands up to 1.5 times its dispensed volume to fill deep cavities, gaps, and irregular spaces with precision. Creates airtight, water-resistant seals while providing excellent thermal and acoustic insulation. Ideal for professional builders and DIYers seeking fast, durable solutions.

Key Selling Points

✅ High Expansion Formula
Expands 1.5x volume after application to fill deep voids completely. Minimizes material waste with maximum coverage (up to 42L per can).

✅ Precision Application
Professional gun-grade canister with ergonomic trigger and adjustable flow valve. Includes reusable cleaning solvent.

✅ Triple-Action Performance
Seals (air/water-tight barrier) • Insulates (λ=0.035 W/mK) • Stabilizes (compressive strength: 25-35 kPa)

✅ All-Season Application
Works in temperatures from +5°C to +35°C. Cures evenly without shrinkage or cracking in humid conditions.

✅ Multi-Substrate Adhesion
Bonds permanently to concrete, wood, brick, metal, and most plastics. Not recommended for PE/PP surfaces.

✅ Fire-Rated Options
Available in standard (B3) and fire-retardant (B1) grades meeting EN 13501-1 safety standards.

Technical Specifications

Parameter	Specification
Expansion Rate	1:1.5 (volume after curing)
Yield	42L per 750ml can
Curing Time	Tack-free: 15 min / Full: 24 hr
Operating Temperature	+5°C to +35°C
Thermal Conductivity	0.035 W/mK
Fire Rating	Standard: B3 / FR: B1
Shelf Life	18 months

Professional Applications

Construction & Renovation

Window/door frame installation
HVAC duct sealing
Roof/wall cavity insulation
Concrete crack filling
Pipe/utility penetrations

Specialized Uses

Soundproofing media rooms
Void filling in prefab walls
Anchor bolt stabilization
Marine buoyancy applications
Set design/stage construction

Why Contractors Choose Will Aerosol

"Unlike cheap foams that shrink or crumble, our PU Foam maintains consistent density and adhesion for permanent structural integrity – even in high-movement zones."

Pro Application Tips

Surface Prep: Lightly moisten porous surfaces
Temperature: Store cans at 18-25°C before use
Filling Technique: Fill cavities 30-50% (expansion compensates)
Cleanup: Use Will Foam Cleaner solvent immediately
Curing: Avoid disturbance during 15-min tack-free period

→ Shop Professional Grade PU Foam
→ Download Safety Data Sheet

W-PU Foam – High-Yield Expanding Foam for Gaps, Insulation & Sealing