Pre filter With Filter

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Frame Filter Media Face net
Extruded Aluminum/Galvanized steel sheet Polyester None/Spot mesh/Expanded mesh

Product features:

  • Rigid structure for demanding applications
  • Filter media replaceable, thus cost effective
  • Thermal Stability: 80℃ for synthetic fiber, 100 for glass fiber


As prefilters for intake, exhaust and recalculating air systems, extending the operational lifetimes of the downstream fine filters.

General technical data:

  • G2~G4 EN779; MERV3-8 ASHRAE
  • Available in 20~95mm depth
  • Average arrestance: 70%~94%(ASHRAE 52.2-1992)
  • DIN 53438 Flammability: F1
  • UL 900 Standard: Class 2
  • Max air flow rate: 125% of nominal air flow
  • Final pressure drop: 200-250Pa
  • Thermal Stability: 80℃ for synthetic fiber, 100℃ for glass fiber
  • Moisture resistance: 100% RH


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