The internal wall is in AISI 316 L stainless steel (DIN 1.4404) while the external wall is in AISI 304 BA (DIN 1.4301) stainless steel.
The insulation is made of high-density rock wool with a thickness of 25 mm from the internal Ø80 up to Ø350, while it is 50 mm thick for the 50DPG series from the internal Ø350 up to the Ø500.
The gasket, triple lip black silicone type, is supplied as standard up to internal Ø150.
The joining system is male / female, while the welding system is continuous longitudinal to TIG or PLASMA.
The chimney system is suitable for the evacuation of condensed or dry fumes for operation in negative (N1) or positive (P1) pressure.
The maximum operating temperature for operation in N1 is 600 ° C without gasket, while for operation in P1 it is 200 ° C with gasket.
Solid fuels for dry operation, liquid and gaseous fuels for wet and dry operation are allowed.