Gluedevil Filfoam Is A Multi Purpose Polyurethane Foam That Can Be, Used For Filling Around Door And Window Frames, Insulating Hot And Cold Water Pipes, Sealing And General Filling Of Gaps And Cracks. Gluedevil Filfoam Bonds To Most Building Materials. After Hardening, Excess Filfoam Can Be, Cut Away, Cleaned, And Painted. Available In 250ml, 500ml And 750ml.