Double-wall 50 mm Extra
Purpose: To remove the products of combustion from the combustion space to the atmosphere
Fuel: Oil, gas, solid
System marking according to EN 1856-1
Ø 80-300 mm, T450-N1-W-Vm-L50(050-100)-G50
Ø 350-450 mm, T450-N1-W-Vm-L50(060-100)-G75
Ø 500-600 mm, T450-N1-W-Vm-L50(060-100)-G100
Ø 80-300 mm, T600-N1-W-Vm-L50(050-100)-G100
Ø 350-450 mm, T600-N1-W-Vm-L50(060-100)-G150
Ø 500-600 mm, T600-N1-W-Vm-L50(060-100)-G200
T450°C – maximum operating temperature
T600°C – maximum operating temperature
N1 – natural draught
W – wet operating conditions
Vm – resistant to corrosion
G – resistance to soot fire
50;75;100 – distance to combustible materials
100;150;200 – distance to combustible materials
Flue liner - L50 – stainless steel 1.4404
Ø - 80-200 mm – 0.5; 0.6; 0.8; 1.0 mm
Ø - 250-550 mm – 0.6; 0.8; 1.0 mm
Ø - 600 mm – 0.8; 1.0 mm
The outer pipe – stainless steel 1.4301
The outer pipe – stainless steel 1.4509
The outer pipe – painted stainless steel 1.4509
Insulation – injected mineral wool, thickness -50 mm, density 180 kg/m³
Why choose the double-wall 50 mm extra chimneys?
- Any fuel, any size.
Works with oil, gas, and solid fuel, in diameters from Ø80 to Ø600 mm. - High heat tolerance.
Available in T450 and T600 ratings for demanding heating systems. - Strong insulation.
50 mm injected mineral wool (180 kg/m³) reduces heat loss and protects nearby surfaces. - Built to grade.
Outer pipe in 1.4301 or 1.4509 stainless steel, plain or painted finish. - Flexible clearance options.
Distance to combustibles ranges from 50 mm to 200 mm depending on diameter and rating. - Certified and reliable.
EN 1856-1 rated for wet conditions, corrosion resistance, and soot-fire safety.
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