ROCKWOOL High Performance Partial Fill Cavity Slab

High Performance Partial Fill Cavity Slab is a semi-rigid partial fill insulation solution for masonry and framed cavity wall construction.

It is designed to withstand typical conditions on-site and absorb any irregularities on the inner leaf. Consisting of a robust outer surface engineered to a resilient inner face.

The slabs knit together when tightly butt jointed, eliminating heat loss caused by gaps.

Product CodeThickness (mm)Width (mm)Length (mm)
123361*504551200
123364*804551200
1812101004551200
1233711204551200
2539751504551200
2560271704551200
N.B. Lambda 0.035 W/mK, Lambda 0.034 W/mK*
For more information: 0330 123 0100