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PRG-1-200X100 Plenum Box

smoke extract fan

The PRG plenum box is manufactured from galvanised sheet steel with connection sleeves (rear, side or top/bottom) fitted with rubber seals tested for air-tightness. Acoustically insulated with basotec material.

The PRG plenum box can be used for both supply and exhaust air, and can be used in conjunction with a grille for pressure reduction, air-stream balancing and sound attenuation, as well as for measuring and adjusting the air flow. The damper and measuring units facilitate easy cleaning.

The k-factor for adjustment is indicated on the damper itself. The k-factor for extract air apply to PRG together with GAR.

  • PRG 1= Rear connection
  • PRG 2= Side connection
  • PRG 3= Top/bottom connection

Our products

NGM Company is one of the largest suppliers of fans for use in various building ventilation applications.

NGM Company supplyes our clients with a full range of air terminal devices.

Regulating efficiently the natural environment, NGM Company's units can create silently the perfect indoor conditions; your conditions!