16x28x1 Exact MERV 7 Plus Carbon AC Furnace Filters 6 Pack Grow System/ Trays/ Reservoirs Features 7-inch overall length

Features 7-inch overall length

Pressure (Pa) - 503Pa

- Intelligent weight calculation for water

These chrome air dividers feature individual valves to control each outlet and have an inlet which accepts 3/8" inner diameter hosing

16x28x1 Exact MERV 7 Plus Carbon AC Furnace Filters 6 Pack Grow System/ Trays/ Reservoirs Features 7-inch overall lengthNordic Pure Custom MERV 7 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