5 inch Locking Band Twin Wall Class 1 Flue
Used to secure lengths and fittings together,compatible with our twin wall flue system for use with domestic and commercial use on gas oil and solid and multi-fuel installations with flue gas temperatures up to 450C and is soot fire resistant.
Lengths and fittings have a male and female coupler which fit together and twist to lock in position, the sections are then held in place by a locking band.
(images are for illustration only)
Download the Twin Wall Brochure
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