Polycell Expanding Foam Polyfilla.
Ideal for filling and sealing awkward gaps, hollows and cavities.
It shoots liquid foam deep into cavities, creating a long lasting seal, which insulates against heat, sound and moisture.
Suitable for inside or out, it can be easily trimmed and sanded ready to be painted, filled or plastered.
Contains a CFC-free propellant.
Size: 300ml (Approx.)