TIMCO B3 General Purpose Fill & Fix Expanding PU Foam – Gun Grade – 750ml – Box of 12

Timco B3 General Purpose Fill & Fix Foam – Gun Grade is a high-quality polyurethane expanding foam designed for a wide range of general building applications. Offering excellent thermal and acoustic insulation, this foam expands up to 30 times its original volume, making it ideal for filling, sealing, and insulating irregular or awkward gaps, cavities, and joints.

Once fully cured, the foam can be sawn, sanded, plastered, or painted, delivering a clean and professional finish. It’s fast curing, CFC-free, and suitable for use with standard foam applicator guns, making it the perfect solution for both trade professionals and DIYers looking for an easy and efficient gap-filling option.

Key Features
✔ Gun Grade Formula – For precise and controlled application
✔ Expands Up to 30x – Fills large gaps and cavities effectively
✔ Excellent Thermal & Acoustic Insulation – Helps reduce heat loss and noise transfer
✔ Fast Curing – Saves time on-site with quicker handling
✔ Sawn, Sanded, Painted or Plastered – Versatile and easy to finish after curing
✔ CFC-Free – Environmentally conscious formulation
✔ Ideal for Irregular Gaps – Perfect for filling hard-to-reach or awkward spaces
✔ General Purpose Use – Suitable for sealing, mounting, insulating, and filling applications