15x24x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack new releases Scale and more on fruit

Scale and more on fruit trees and in vegetable

Certificate of sterility included in each case

We recommend using this filter in conjunction with our 8" fan for optimum efficiency

and the cooler the weather

The ILUMINAR single-ended 315W CMH lamps are perfect for propagation

15x24x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack new releases Scale and more on fruitNordic Pure Custom MERV 13 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