AQO FIREXXX B2

AQO FIREXXX B2 is a premium-quality B2-grade polyurethane (PU) expanding foam engineered for professional sealing, filling, and insulation applications. Its moisture-curing formula expands to fill gaps and voids, creating a durable, airtight, and weather-resistant seal with excellent thermal and acoustic insulation properties.

Suitable for residential, commercial, and industrial construction, AQO FIREXXX B2 adheres strongly to concrete, brick, wood, metal, PVC, aluminum, and many other building materials. It is ideal for installing doors and windows, sealing service penetrations, filling cavities, and reducing air leakage.

Key Features

B2-grade polyurethane expanding foam
Excellent gap-filling and sealing performance
Strong adhesion to most construction materials
Superior thermal and sound insulation
Moisture and weather resistant
Fast curing and easy to trim after hardening
Suitable for indoor and outdoor applications
Helps improve energy efficiency by reducing air leakage

Features	B2 Fire Class Rated: Formulated to meet B2 flammability standards, providing critical fire-retardant properties for safer construction and renovation. Triple Expanding Formula: High-yield expansion ensures that even the largest cavities and irregular gaps are filled completely with less product.