![Fire Resistant Expanding PU foam. A high performance, polyurethane expanding foam, fire rated and tested to BSEN 1366-4 and BS476 Part 20 (the most stringent test for fire rated products). Fire Resistant Expanding PU foam. A high performance, polyurethane expanding foam, fire rated and tested to BSEN 1366-4 and BS476 Part 20 (the most stringent test for fire rated products).](https://bond-it.co.uk/uploads/product/zoom_B1_Fire_Resistant_Expanding_PU_foam_59439.jpg)
Fire Resistant Expanding PU foam. A high performance, polyurethane expanding foam, fire rated and tested to BSEN 1366-4 and BS476 Part 20 (the most stringent test for fire rated products).
![12 x B1 Fire Rated Foam Soudal Gun Grade Expanding Insulating PU Foam 750ml : Amazon.co.uk: DIY & Tools 12 x B1 Fire Rated Foam Soudal Gun Grade Expanding Insulating PU Foam 750ml : Amazon.co.uk: DIY & Tools](https://m.media-amazon.com/images/I/71naGu8lbOL._AC_UF894,1000_QL80_.jpg)
12 x B1 Fire Rated Foam Soudal Gun Grade Expanding Insulating PU Foam 750ml : Amazon.co.uk: DIY & Tools
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