LFAC

Circular silencer LFAC is intended for attenuation in ventilation plants. LFAC adresses good practice with respect to cleanability, fibre-proofing, emissions and micro-organisms. LFAC is type approved with respect to fire class and air tightness class. Type approval certificate No. 0037.  The silencer is available in three versions (Type 1, 2 and 3) with different performances. Type 2 is designed with baffle. 

LFAC is manufactured as standard in galvanised sheet steel with perforated inner tube. The absorption material consists of mineral wool with a surface layer of glass fibre reinforced staple fibre felt. The connections are provided with rubber seals and fit standard Spiro ducts. They are also available with flanges or socket connections.The silencer can also be manufactured in stainless steel or Aluzinc, with or without surface treatment. For severely polluted air the absorption material can be enclosed.

• Available in three versions with different performances
• The connections fit standard Spiro ducts
• Also available with flanges or socket connections
• Manufactured as standard in galvanised sheet steel, but can also be manufactured in stainless steel or Aluzinc, with or without surface treatment.
• Sizes from Ø80mm up to Ø800mm