Metaloterm MF Twin Wall Insulated Flue System

Metaloterm® MF

· Atmospheric gas-fired boilers
· Condensing boilers
· Wood-fired stoves
· Industrial ovens, large-scale establishments

· Universal chimney/flue system
· Inner- and outer wall from high quality stainless steel
· No terminal bridges, uninterrupted insulation from base plate to top stub
· Stress free thermal expansion
· Fast-build system without the need of sealants
· Compatible with system Metaloterm® ME, UE and EN
· High density and high quality insulation
· High-temperature silicone sealing ring
· Lightweight elements
· Immediately ready for use
· Chimney fire resistant

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    Technical  characteristics

    Application Chimney/Flue system
    Operating mode Dry/wet
    Pressure Negative/positive pressure
    Max. working pressure 5000 Pa
    Operating temperature 600 °C (N)
      200 °C (P/H)
    Max. temperature allowed 1000 °C (N) (max. 30 min.)
      200 °C (P)
    Inner wall  
    · Material AISI 316L/EN 1.4404
    · Thickness up to Ø 250: 0.4 mm
      from Ø 300: 0.5 mm
      from Ø 450: 0.6 mm
    Outer wall  
    · Material AISI 304/EN 1.4301
    · Thickness up to Ø 250: 0.4 mm
      from Ø 300: 0.5 mm
      from Ø 450: 0.6 mm
    · Type Mineral wool
    · Thickness Ø100 - Ø400: 25 mm

    Ø450 - Ø600: 37,5 mm

    Ø700 - Ø1000: 50 mm

    Fuel type Gas
    Sealant Elastomer
    Fuel type Oil/wood/coal/pellets normal (wood)

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Metaloterm – MF Twin Wall Insulated Flue System