12_3/4x20_3/4x1 Exact MERV 8 Plus Carbon AC Furnace Filters 6 Pack Hydroponics and other susceptible plants is

and other susceptible plants is a recurring problem

Grow1 3 Gallon (11L) Pump Sprayer

8 AM Arizona Time for shipment Tuesday

Please Note a Lead Time of 4 to 6 weeks

12_3/4x20_3/4x1 Exact MERV 8 Plus Carbon AC Furnace Filters 6 Pack Hydroponics and other susceptible plants isNordic 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