20x26x1 MERV 7 Plus Carbon AC Furnace Filters 6 Pack shoe-cover Commercial Cannabis Cultivation – Apply

Commercial Cannabis Cultivation – Apply at transplant to maximize root colonization during the vegetative stage and carry performance through flower

choosing a broader spectrum that incorporates both UV-A and far-red is a sure way to promote more branching

and it's non-toxic and biodegradable

Volume: 30 Gallon

20x26x1 MERV 7 Plus Carbon AC Furnace Filters 6 Pack shoe-cover Commercial Cannabis Cultivation – ApplyNordic 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