rockroof-flexi-pl-3500-1000-140mm-r-4-10

The Rockroof Flexi PL 3500 1000x140mm item is a 140mm thick rock wool insulation board, with a width of 1000mm and a length of 3500mm.

It offers a thermal resistance (R) of 4.10 m²·K/W.

This product is designed for thermal insulation of roofs, particularly flat roofs, to reduce heat loss and improve the energy efficiency of buildings.

It is also fire and moisture resistant, ensuring reliable performance in demanding conditions.