25x28x1 MERV 14 Plus Carbon AC Furnace Filters 6 Pack Environmental Controllers *Adjust-a-Wing Lamp socket w/ 15'

*Adjust-a-Wing Lamp socket w/ 15' cord INCLUDED

whereas greenhouse poly comes in at a fraction of that price

Each Nordic Pure 4” MERV 8 furnace air filter captures airborne particles as small as 3

supermarkets and growers

Vitamin B6 and B12 support numerous metabolic enzymes that help the plant break down molecules for easier absorption

25x28x1 MERV 14 Plus Carbon AC Furnace Filters 6 Pack Environmental Controllers *Adjust-a-Wing Lamp socket w/ 15'Nordic Pure Custom MERV 14 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