6" 150mm Rockwool Insulation

6" Rockwool Insulation 

The rockwool insulation wraps around the flexi liner to reduce the possibility of condensation 

Lengths are sold in 1mtr sections and are 30mm thick (non-combustible materials), with a 169mm internal diameter.

We recommend that all installations are carried out by a qualified chimney installer.

additional information on installation and requirements can be found below.

 Download Document J Regulations