Dirkbiel Manufacturer Pleated Primary Air Filter with Paper Frame for HVAC Cleanroom

• Clapboard: without Clapboard
• Filter Number: 1
• Medium Material: Cotton
• Efficiency: G4
• Filtration Grade: Pre Filter
• Type: Panel Filter
• Model NO.: DK-AAF-083
• Transport Package: Standard Export Carton
• Specification: 594x594x95mm
• Trademark: Dirkbiel
• Origin: China
• HS Code: 8421999090
• Production Capacity: 50, 000 PCS/Month

Product Description

Paper frame Air Filter G4 

The filter medium used is a progressively structured non woven made of break-resistant synthetic-organic fibers.
Low resistance, large air volume, high volume dust, simple structure, easy installation and replacement.

Applications: pre filter for commercial&industrial AHU.

Specification: 
Frame: Rigid high wet-strength card board

Media: Non-woven reinforced cotton&synthetic media
Welded aluminum anti-corrosive.
Efficiency: G4 (EN 779) /25%-30% ASHRAE 52/76
         > 95% @ (≥5um)
Fire retardant grade: UL-2 listed. (UL 900)
Humidity:  ≤ 100% RH    Recommended Max. Final Pressure drop: ≤ 250Pa