envelopelearning@mainstreamcorporation.com phone303-912-4833
The ComfoAir Q Filter 10-pack of either the G4/MERV 8 or the F7/MERV13. Two filters are needed for the unit.
$220.50
The G4 Filter is a MERV 7/8 and the F7 Filter is a MERV 13 for pollen seasons.
* THESE ARE COMING BACK IN STOCK AND WILL SHIP AT THE END OF APRIL. *
$315.00
G4 Filter, MERV 8 - winter filter for supply or exhaust and bypass filter used in summer. F7 Filter, MERV 13 - summer pollen filter for supply only
$315.00
Mainstream Corporation is a Colorado based Passive House Design, Consulting firm. Specializing in Passive House Products for your building project.
