Waterproof Multi Purpose PU Foam Lightweight Sound Insulation Spray Foam

Description:

BILIN A3 is a Premium expanding foam for professional installations.Provides primerless adhesion, high expansion, and superior thermal/acoustic insulation.Perfect for doors, windows & construction gaps.

Features & Benefits:

Closed-cell structure – Minimizes water absorption for enhanced rigidity and stability.
Superior waterproofing – Creates an airtight, moisture-resistant seal.
High expansion rate – Fills large cavities and irregular gaps efficiently.
Fast curing – Reduces project downtime with quick hardening.
Thermal & acoustic insulation – Improves energy efficiency and noise reduction.
Exceptional adhesion – Bonds strongly to multiple surfaces without primers.
Zero shrinkage – Maintains structural integrity over time.
Temperature-resistant – Performs reliably in extreme hot or cold conditions.
Easy gun application – Ensures smooth, controlled dispensing.

Application:

Window and door frame installations.
Roof and wall cavity filling.
Sealing gaps in construction joints.
Soundproofing barriers in walls and floors.
HVAC system insulation and sealing.
Mounting and bonding insulation panels.
Air conditioner and ventilation system installations.
Reinforcement of thermal insulation in cold storage.
Motor and machinery sound dampening.
Fixing and sealing pipe penetrations.

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.