Schiedel UED

Metaloterm UED is a modular twin wall flue system ideally suited to applications where the use of single wall flue is unsuitable due to small distances to combustibles such as wooden beams. The flue’s joints are designed to give a smooth visual appearance. Manufactured from stainless steel with air-gap insulation by On-Top.

Suitable for:

  •  Wood burning stoves
  •  Only suitable for vertical installations


  •  Constructed from 0.4 mm 316L stainless steel inner case and 0.4mm 304 stainless steel outer case
  •  Stress free thermal expansion
  •  Extremely low heat mass maintains draught and allows longer runs of flue
  •  7.5mm air gap
  •  200mm distance to combustibles
  •  Can help to meet BS 8303:2018 requirements


Internal Diameter 150mm
External Diameter 165mm


  • CE certified to EN 1856-2 with designation T400 N1 D V3 L50040 G200

  Filename Format  
Metaloterm UE DoP Metaloterm UE DoP .PDF
Metaloterm UED Metaloterm UED .PDF