Carrier ductless filter for Wall Mounted Mini-Split Units: 40MHHQ09 and other Carrier Models.
Maintenance & Care: Vacuum every 2 weeks & wash with mild detergent - allow the filter to dry completely before re-installing. REPLACE every 2 to 3 years, depending on diligent cleaning and your environment.
Filter Dimensions: 6-3/4" x 21"
One (1) filter is included with this offer.