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Metaloterm AT System

Applications 
· Wood-fired stoves, open fire-places

 

The Metaloterm® AT system is a modular twin wall insulated chimney system, made of stainless steel, with high quality insulation and no thermal bridges. Metaloterm®AT is suitable for high temperature, Non-Condensing applications with flue gases in negative pressure. The system is not only Chimney Fire Resistant but also reusable afterwards. Therefore the system is ideally suited for applications such as wood-fired stoves and open fireplaces.

Advantages
30 years guarantee,
even after chimney fire!


 

· Inner and outer wall from high quality stainless steel
· High quality insulation 37.5 mm thickness
· No thermal bridges; uninterrupted insulation from base plate to top stub
· Stress free thermal expansion
· Compatible with Metaloterm® EN
· Chimney fire resistant and reusable
· Large programme of fittings
· Wall brackets up to a distance of 400 mm available
· Immediately ready to use


Technical characteristics

 
Application Chimney/flue system
Operating mode Dry
Pressure Negative pressure
Maximum working pressure 0 Pa
Operating temperature 600 °C
Maximum temperature allowed   1000 °C REPEATABLE (max. 30 min./occurence)
Inner wall  
· Material AISI 316L/EN 1.4404
· Thickness up to Ø 250: 0.4 mm
  from Ø 300: 0.5 mm
Outer wall  
· Materiaal AISI 304/EN 1.4301
 · Thickness up to Ø 250: 0.4 mm
  from Ø 300: 0.5 mm
Isolatie  
· Type Mineral fiber - AMGISO®
· Thickness 37.5 mm
Fuel type Wood/coal/pellets normal (wood)
 
Inner diameter (mm)  130 150 180 200 250 300 350* 400*
Outer diameter (mm) 205 225 255 275 325 375 425 475
Cross section (cm2) 133 177 254 314 491 707 962 1257
Weight (+/-kg/m) 6,5 7,5 9 9,5 12 14,5 17,5 20