Popular materials for cavity wall insulation are Mineral Wool (Glass or Rock Wool), EPS Bead (Polystyrene bead) and PU Foam (Polyurethane Foam).
Browse the cavity wall insulation materials for your extension or new build project. Rockwool Thermal Cavity Insulation is ideal for masonry cavity wall constructions. Earthwool Cavity Insulation won’t let you down when wall tie spacing needs a closed joint with adjacent slabs. Finally, lightweight Jabwall Cavity Insulation offers excellent compression properties.