Twin Wall 6" Storm Collar (Black)
For use on solid fuel and gas/oil appliances. eg: woodstoves, gas coal effect fires, oil boiler and any solid fuel appliances.
Outer skin is made from 304 grade stainless steel and is 0.4mm thick. This is then powder coated in a high temperature Black finish. The Inner skin is made from 316 grade stainless steel and is 0.4mm thick. Insulation is compressed rockwool giving a density of 128kgper cubic metre. All parts are fully welded.
Distance to combustibles is 60mm.
KC is HETAS Approved and is CE marked.
Designation Number is
EN1856-1 T600 N1 D V2 L50040 G60.
It should be installed about 25mm above the tallest part of the flashing. Once secure run a bead of silicone around the top edge and the flue to complete the water-tightness.