Timco B3 General Purpose Fill and Fix Expanding PU Foam Hand Held 750ml

Timco B3 general purpose fill & fix expanding foam is a polyurethane-based expanding foam designed to provide excellent thermal and acoustic performance. It expands to 30 times its original volume, dries quickly, and can be sawn, sanded, and painted once fully cured. This foam is suitable for filling and insulating irregular or awkward gaps to prevent heat loss and to help deaden sound. It can also serve as a temporary fix prior to installing mechanical anchors in window and door frames, offering a practical solution during installation and alignment tasks. The product is described as a high-quality option for tasks requiring effective fill and insulation while allowing for subsequent finishing steps after curing.

Features

• Expands to 30 times original volume
• 750ml volume
• Quick to dry and cures ready for finishing
• Saws, sands, and paints after cure
• Provides thermal and acoustic insulation
• Temporary fix before installing window/door frame anchors