Details: Comfort First CFFD 77400 Diffuser MERV 12 - Replacement Filters

Comfort First Filtered Diffuser Replacement Filters

●  One set includes four filters, one for each of the four louvers.

●  The MERV 14 filters trap ductwork pollution particle .03 microns in size at a 66% efficiency level, improving air quality which helps to reduce allergic reaction and illness.

●  Filters should be replaced every 4 to 6 months, depending on the condition of the duct work.

●  Helps prevent dust buildup on acoustical ceiling tiles and the diffuser, maintaining a cleaner appearance.

●  Replacement takes only a few minutes, simply open the unit from the floor, pull off the old filters from the Velcro® and fold the new filters over the exposed Velcro®, then close the unit and your done.