Pay in 4 interest-free payments of $47.02 Learn more
Ships within 48 hours · Estimated delivery Sep 3 - Sep 8
25” wide
High Speed: This model is designed to maximize airflow and can be too loud for some applications
Eight-lamp model features two on/off switches to run four lamps at a time if desired
and quick start guide
Use sparingly
21x21x1 MERV 14 Plus Carbon AC Furnace Filters 6 Pack Controller 25” wideNordic Pure Custom MERV 14 Plus Carbon air filters are made based on the actual measurements so be sure to measure your current filter to get the EXACT dimensions before ordering. As with all Nordic Pure filters, the effective life of your filter depends on the environment in which you live. We recommend changing 1 and 2 filters every 30 90 days. Our 4, 5 and 6 inch thick filters could last up to 6 months. EXACT MEASUREMENT: Furnace and air condition
