envelopelearning@mainstreamcorporation.com phone303-912-4833
CA350/550 Filter Set_5 pairs of F4/G7
Brand:
Zehnder
Product Code:
9244
Price:
$285.00
The ComfoAir Q G4 Filter is a MERV 7/8 and the F7 Filter is a MERV 13 for pollen seasons.
The filter replacements are for all the ComfoAir Q ERV and HRV Ventilation Devices.
It is recommended to order the filters in quantities of two so both filters in the units are replaced at the same time to ensure optimal indoor air quality in the home.
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Mainstream Corporation is a Colorado based Passive House Design, Consulting firm. Specializing in Passive House Products for your building project.
- marker2017 South US HWY 287
Berthoud, CO 80513 - phone303-912-4833
- envelopelearning@mainstreamcorporation.com