Zehnder Filter set Coarse 60% (G4) + ePM1 50% (F7) for ComfoSpot 50, 10 Pieces vent-axia-filters-cat-56 There is also the option

There is also the option to use both of the QuietAir speeds

4 Vertical pockets

9041130 - 75 MM X 50M ROUND AIRFLEXPRO COIL* x 4

■ Independently tested by the BRE

• Hard plastic carry case

Zehnder Filter set Coarse 60% (G4) + ePM1 50% (F7) for ComfoSpot 50, 10 Pieces vent-axia-filters-cat-56 There is also the optionThis set consists of ten filters, five filter Coarse 60% (G4) and five filter ePM1 50% (F7). Coarse 60% and ePM1 50% are the names according to the new filter standard ISO 16890. Coarse refers to particles measuring 10 microns. ePM1 refers to particles measuring 0,3 1 microns. Coarse 60% means that at least 60% of particles in the size interval 10 micron are removed. ePM1 50% means that at least 50% of particles in size range 0. 3 1 micron are