The top end of the chimney (combustion-air terminal with passage through the roof) - the air intake secured with a net.
BI-GAS is a selected and hydraulically optimized sollution which also has self-cleaning properties. The system works under vacuum (it is not equipped with gaskets).
- diameter: 130/200 mm
- temperature resistance: 600°C
- tested at CERIC
- material: stainless steel (austenitic) 1.4404 inside, (316L, L50), 1.4301 external L20.
The complete system is covered by a 5-year manufacturer's warranty.