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Blauberg KFBT 70x40

Filter box with pocket filters for rectangular ducts.
EAN codeEAN4058448034275
  • Description
  • Characteristics
  • Downloads
  • Dimensions
  • Additional characteristics
  • Designation key

For purification of supply or exhaust air in ventilation and air conditioning systems installed in various premises.Designed for protection of air ducts, heat exchangers, fans, controls and other ventilation system equipment against dust pollution.Prevent contamination of walls and ceilings located near the system.Can be used as pre-filters installed upstream to more efficient filters.Compatible with 400x200 up to 1000x500 mm rectangular air ducts.

Galvanized steel case.Equipped with a replaceable filter bag made of synthetic non-woven cloth with filtration class G4, F5, F7.Filter cartridge is fixed on a steel wire frame.Quick access to replaceable filter cartridge due to lever locks on a swivel filter cover.


Fixing to rectangular ducts with flange connection.Any mounting position.In case of vertical mounting position provide air stream downwards to avoid filter pockets creasing.While mounting provide extra space for free access to the filter for servicing.

G4, F5, F7 replaceable filter bags made of synthetic non-woven cloth series FP KFBT. 

Parameter KFBT 70x40 Measurement unit
Connected air duct size 700х400 mm
Casing material galvanized steel -
Air duct for rectangular air ducts -
Weight 16.2 kg
Documents archieve
Documents archieve
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KFBT (rectangular) - data sheet (pdf 482.88Kb)
KFBT (rectangular) - image (png 466.97Kb)
KFBK, KFBV, KFBT - user's manual (pdf 1.13Mb)

Type Dimensions [mm]
B B1 H H1 L
KFBT 70x40 700 740 400 440 720
Additional characteristics
Additional characteristics
Designation key
Designation key
Series Flange size (WxH) [cm] Filters
KFBT 40x20; 50x25; 50x30; 60x30; 60x35; 70x40; 80x50; 90x50; 100x50 G4; F5; F7