

.316 inner/304 outer stainless steel twinwall insulated
Internal and external usage
All fuels - including condensing with optional seals
Residential and commercial installations
25/50mm insulated cavity available
Diameters from 125-200mm in stock (80mm to 705mmto order)
CE approved EN 1856-1
No Seals T450N1 D V3 L50050 G75
With Seals T200P1 W V2 L50050 O2
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