17x25x1 MERV 8 Plus Carbon AC Furnace Filters 6 Pack Promote Case of 6 Box (100/Box)

Case of 6 Box (100/Box)

Can also be plumbed for permanent drainage

Sun Grip light hangers included for quick

Inoculate flowering and fruiting plants with the high CFUs

- Can Replace Existing Flushing Agent to Enhance Terpenes

17x25x1 MERV 8 Plus Carbon AC Furnace Filters 6 Pack Promote Case of 6 Box (100/Box)Nordic Pure Custom MERV 8 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