CFC0149389 Long Life Filter 990 318 031 Zehnder P/N 990 328 721

Zehnder P/N 990 328 721

Double barrel

The sensor enables the level of ventilation to be adjusted based on the CO2 levels relative to occupancy so that it remains within healthy levels

Then simply turn the knob to start/stop flow

Each set contains 2 x G3 filter

CFC0149389 Long Life Filter 990 318 031 Zehnder P/N 990 328 721The long life filter has a filtering efficiency of between 40 and 60%. It is capable of regenerating itself and lasting up to a maximum of 3 years in comparison to standard filters. To maintain these characteristics, the filter must be washed every 2 or 3 months with hot water and mild soap or put in the dishwasher at 65 degrees Celsius. It can then be dried in the oven for 10 minutes at 100 degrees. Suitable for Glide model.