Double wall chimney systems

Double wall chimney system is designed to exhaust combustion products from heating appliances by natural draught or positive pressure and can be installed inside or outside the house. Chimney inner pipe is made of  stainless steel EN 1.4404, outer pipe - stainless steel EN 1.4301 or coated steel.

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Double wall chimney system DW25

Designation code:
EN 1856-1 T600-N1-W-Vm-L50XXX-G100 (1)
EN 1856-1 T600-N1-W-Vm-L50XXX-G50 (1a)
EN 1856-1 T450-N1-W-Vm-L50XXX-G100 (2)
EN 1856-1 T200-P1-W-Vm-L50XXX-O50 (3)

Fuel: Oil, gas, solid fuels.

Pressure class: N1

Double wall chimney system DW50

Designation code:
EN 1856-1 T600-N1-W-Vm-L50XXX-G50 (1)
EN 1856-1 T450-N1-W-Vm-L50XXX-G80 (2)
EN 1856-1 T200-P1-W-Vm-L50XXX-O50 (3)
EN 1856-1 T600-N1-W-Vm-L50XXX-G100 (4)

Fuel: Oil, gas, solid fuels.

Pressure class: N1
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Double wall chimney system DW25 (with gaskets)

Designation code:
EN 1856-1 T200-P1-W-Vm-L50XXX-O50 (3)

Fuel: Oil, gas.

Pressure class: P1
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Double wall chimney system DW50 (with gaskets)

Designation code:
EN 1856-1 T200-P1-W-Vm-L50XXX-O50 (3)

Fuel: Oil, gas.

Pressure class: P1
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Double wall chimney system DK-NORDIC

Designation code:
EN 1856-1 T450-N1-W-Vm-L50050-G50
EN 1856-1 T450-N1-W-Vm-L50060-G50
EN 1856-1 T450-N1-W-Vm-L50080-G50
EN 1856-1 T450-N1-W-Vm-L50100-G50

Fuel: Oil, gas, solid fuels.

Pressure class: N1