Flue, Chimney and Renewable heat products
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Metaloterm MF


Metaloterm MF is a multi-application twin wall insulated chimney system, made of stainless steel with a high temperature sealing ring, manufactured by OnTop.

Suitable For

  • Atmospheric gas-fired boilers
  • Condensing boilers
  • Wood-fired stoves
  • Industrial ovens
  • Positive and negative pressure
  • CHP applications (viton seals may be required)

Features

  • Constructed from 316L stainless steel inner case and 304 stainless steel outer case.
  • High density mineral wool insulation.
  • Fast-build system without the need for sealants.
  • No terminal bridges; uninterrupted insulation from base plate to top stub.
  • Compatible with Eon-Top ME, UE and EN.
  • Stress free thermal expansion.
  • Lightweight
  • Available in 100 – 1000mm internal diameter (ask for availability).
  • Elastomer seals (must be removed if flue gas temperature will exceed 200°C).
  • 10 year guarantee.

Dimensions

Internal Dia. (mm) 100 130 150 180 200 250 300 350 400 450 500 600 700 800 900 1000
External Dia. (mm) 150 180 200 230 250 300 350 400 450 525 575 675 800 900 1000 1100

Approvals

  • CE certified to EN 1856-1 with designations:
    • T200 P1 W V2 L50040 010
    • T200 H1 W V2 L50040 010
    • T450 N1 W V2 L50040 040
    • T450 N1 D V3 L50040 G50
    • T600 N1 D V3 L50040 G70
  • CE certified to EN 1856-2 with designations:
    • T200 P1 W V2 L50040 010
    • T200 H1 W V2 L50040 010
    • T450 N1 W V2 L50040 040
    • T450 N1 D V3 L50040 G70
    • T600 N1 D V3 L50040 G70

  Filename Format  
metaloterm mf brochure metaloterm mf brochure .PDF
metaloterm mf installation instructions metaloterm mf installation instructions .PDF
metaloterm mf mounting heights and distances metaloterm mf mounting heights and distances .PDF
metaloterm mf dop metaloterm mf dop .PDF
metaloterm mf fire resistance metaloterm mf fire resistance .PDF