13x21_3/4x1 Exact MERV 12 Plus Carbon AC Furnace Filters 6 Pack grow media 7“) Weight 65 g (2

7“) Weight 65 g (2

Smartphone APP Accessibility

This organic product can be used to target pests on a wide range of crops grown organically or conventionally in fields

There is a metal mesh support grid bonded to the pleats for extra support

Not available for sale in the state of Iowa

13x21_3/4x1 Exact MERV 12 Plus Carbon AC Furnace Filters 6 Pack grow media 7“) Weight 65 g (2Nordic Pure Custom MERV 12 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