15x23x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack eligible-for-discount 5”x15”x16"

5”x15”x16"

top-grade BPA-free black plastic

drainage capacity and water retention

better resistance to stress and disease

healthier roots for faster transplanting of all plant varieties

15x23x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack eligible-for-discount 5”x15”x16"Nordic Pure Custom MERV 13 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