24H shipping Home Flat filter G4 EU4 Iso Coarse 60% 255 x 575 x 10 mm metal frame MF/FLT/OC G4 ISO COARSE 60% 255x575x10 mm zł59.81 A flat filter with a metal frame for a mechanical ventilation unit, dimensions 255x575x10 mm, filtration class g4 eu4, Iso Coarse efficiency 60%. Low cost economy filter for basic filtration at home, office and business. Flat filter with a metal frame, preliminary for coarse air filtration in mechanical ventilation, recuperator. Add to cart