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Ships within 48 hours · Estimated delivery Aug 21 - Aug 26
Coco size is between 3mm-8mm
Relative Humidity: 25-70%
Light proof
1 tablespoon
Permanent Drainage Option – Can be plumbed directly for continuous
21_1/4x23_1/4x1 Exact MERV 12 Plus Carbon AC Furnace Filters 6 Pack spl_ps Coco size is between 3mm-8mmNordic Pure Custom MERV 12 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
