Nispira Filter Set for Zehnder ComfoAir 350, 500, 550, KWL Systems – G4 / G7 Ventilation Filter Set Item Package Quantity:1 Crafted for both functionality and

Crafted for both functionality and style

True HEPA filtration media for everyday air filtration

Manufacturer names and model references are used solely to identify compatibility

and each activated carbon pre-filter measures 10 x 22 x 0

Z7 & ENA models only

Nispira Filter Set for Zehnder ComfoAir 350, 500, 550, KWL Systems – G4 / G7 Ventilation Filter Set Item Package Quantity:1 Crafted for both functionality andDesigned to maintain consistent airflow and help support cleaner indoor air in your home ventilation system. Product Overview Experience a healthier indoor environment with the Staubi Express G4 + G7 Filter Set, a premium quality replacement engineered to match original equipment standards for Zehnder ventilation systems. This comprehensive kit features a dual filter design engineered for balanced, dual action air purification. It includes a G4 coarse