5" 125mm Rockwool Insulation
The rockwool insulation wraps around the flexi liner to reduce the possibility of condensationÂ
5" 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 140mm internal diameter.
Installation Guide
The factory applied foil has a self adhesive lap. So snap the sections over the outside of the flexible liner peel off the backing tape and smooth down for a sealed joint, where sections abut use our high temperature Aluminium tape on joints.
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
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