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powrót

Round with flap valve

Designed for mounting in boiler-rooms and habitable-rooms.

DESCRIPTION:

Air intake sets provide fresh air into the building.
NP110A and NP150A air intake sets on the inner side are equipped with a flap valve, which allows to adjust the amount of air coming in. On the outer side there is an air inlet with wire mesh and rain protecting cover. Inner channel is equipped with a special noise reducing labyrinth and a fibre filter. The telescopic construction allows the installation of the air intake set in walls of thicknesses between 300 and 550 [mm]. 

Technical data

Type: NP110A,  NP150A
Measurements: See catalogue card
Flap valve:

Type AS100 for NP110A air intake set

Type AS125 for NP150A air intake set

Material: OC - air intake: galvanised steel sheet
CC - air intake: chrome-nickel steel sheet
ML - air intake: acrylic steel sheet (white)
Pipe - PCV pipe thickness 3 [mm] length = 300 ÷ 550 [mm]
Warranty: 2 years
 

USAGE:

  • fresh air supply to the building
  • air supply for the combustion process in the boiler rooms
  • fresh air supply to technic rooms, warehouses, etc.