20x28x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack Growing Accessories Nordic Pure 12x36x1 MERV 8

Nordic Pure 12x36x1 MERV 8 Plus Carbon air filters are made of a dual material where the MERV rated material has been fused together with a carbon layer

Supplement your aphid parasite population with further introductions as required

Filter capacity of 25

05 lph) to 97 gpd (15

You can also set the unit to run continuously by connecting a garden hose to the gravity drain connection

20x28x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack Growing Accessories Nordic Pure 12x36x1 MERV 8Nordic 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