17_1/4x19_1/4x1 Exact MERV 8 Plus Carbon AC Furnace Filters 6 Pack Water Pumps & Irrigation Supplies Inlet/Outlet 12''

Inlet/Outlet 12''

Application For most halogen

Built with 1mm thick cold-rolled steel and aluminum duct flanges

leaving behind sugars and strong flavors

and mildews off your plants

17_1/4x19_1/4x1 Exact MERV 8 Plus Carbon AC Furnace Filters 6 Pack Water Pumps & Irrigation Supplies Inlet/Outlet 12''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