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Blauberg KFBK 125

Filter box for round ducts.
EAN codeEAN4058448040870
  • 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 Ø 100 up to 315 mm round air ducts.

Galvanized steel case.Airtight connection of the filter-box with air ducts due to connecting flanges with a rubber seal.Equipped with a flat filter cartridge made of synthetic non-woven cloth with filtration class G4.Filter cartridge is fixed on a steel wire frame.Quick access to replaceable filter cartridge due to lever locks on the casing.


Fixing to round ducts with clamps.  Any mounting position. While mounting provide extra space for free access to the filter for servicing.

G4 replaceable flat filter cartridges made of synthetic non-woven cloth series FP KFBK

Parameter KFBK 125 Measurement unit
Casing material galvanized steel -
Air duct for round air ducts -
Weight 1.7 kg
Documents archieve
Documents archieve
Select a document type
  • Catalogues
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KFBK (round) - data sheet (pdf 124.78Kb)
KFBK (round) - image (png 683.93Kb)
KFBK, KFBV, KFBT - user's manual (pdf 1.13Mb)

Type Dimensions [mm]
D B H L L1
KFBK 125 124 220 209 235 143
Additional characteristics
Additional characteristics

Designation key
Designation key
Series Connected air duct diameter [mm] Filters
KFBK 100; 125; 150; 160; 200; 250; 315 G4