B3 General Purpose Fill & Fix Expanding PU Foam – Gun Grade 750ml

The TIMCO B3 General Purpose Fill & Fix Expanding Foam is a premium polyurethane foam that provides exceptional thermal and acoustic properties. With its ability to expand up to 30 times its original volume, this foam quickly dries and can be easily sawn, sanded, and painted once fully cured. It is perfect for filling and insulating irregular or awkward gaps, preventing heat loss and sound transmission. Additionally, it can be used as a temporary fix for various applications.