Preliminary and Intermediate Filter G4 (EU4)
|Application area||Civil Defence, Triage, Field Hospitals, First Aid Posts, Military, Decontamination and Hazardous Goods Operations, NGOs/Humanitarian organizations|
|Starting pressure difference||42 Pa|
|Recommended final pressure difference||250 Pa|
|Nominal volume flow||5400 m³/h/m²|
|Nominal blow speed by nominal volume||1,5 m/s|
For the pre-filtration in ventilation systems and devices of all kinds up to fine dust filtration.
- Frame: Cardboard frame, 47 mm wide
- Filter medium: Synthetic
- Moisture resistance: 100 % RH
- Temperature resistance: 100 °C
As additional protection, a fleece filter can be delivered on a roll (thickness 21mm, width 610mm, length 30m) in the quality classification G3.