Zehnder Filter set 2x Coarse 60% (G4) for ComfoSpot 50

This set consists of 5x filters Coarse 30% (G3).

Coarse 30% is the name according to the new filter standard ISO 16890. Course refers to particles 10 micron.

Coarse 30% means that at least 30% of particles in the size interval 10 microns are removed. G3 is the classification earlier used.

Both filters can be used for supply and extraction air.