Powerlon UltraPerm Lite Underlay 92gsm - 1.0m x 50m (50m2) Roofing accessories Rockwool outperforms glass wool insulation

Rockwool outperforms glass wool insulation

Treads Open Height Closed Height Width Weight 3 1

protection from insect infiltration

Is the product environmentally friendly

Excellent thermal insulation

Powerlon UltraPerm Lite Underlay 92gsm - 1.0m x 50m (50m2) Roofing accessories Rockwool outperforms glass wool insulationA high performance underlay for all pitched roof types and walls in timber frame structures. Can be used on warm and cold, supported and unsupported, ventilated and unventilated roofs. Key Features: Universal breathable underlay for any roof design. BRE certified. High water vapour permeability. Exceptional water resistance. High nail tear strength. High tensile strength. Pre printed marking lines.