General Information
Application
- Frame filter for separating coarse and fine dust in ventilation and air conditioning systems
Special characteristics
- Solid frame construction
- Metal spacers for guiding the filter medium
- Frame filter with replaceable filter medium
- Wire mesh on the downstream side
- Fixation of the filter medium on the upstream side using pressure springs
Nominal sizes
B × H × T [in]
Filter classes
Filter groups
- ISO Coarse according to DIN EN ISO 16890
- ISO ePM10 according to DIN EN ISO 16890
Filter classes
- Coarse 60 %
- ePM10 50 %
Construction
- GAL: Frame galvanised steel (depth 2, 4 in)
Options
- Optionally with flat seal1
- WS: without seal
- FNU: Flat seal on the upstream side
- FND: Flat seal on the downstream side
- FNB: Flat seal on both sides
- FNA: Flat seal continuous
- FNL: Flat seal on long side
- FNS: Flat seal on short side
1 For more information on optional flat seals, see product details.
Construction features
- Filter media made of high-quality non-woven synthetic fibres




