17_1/8x26_1/2x1 MERV 12 Plus Carbon AC Furnace Filters 6 Pack extension Lighting Coverage - Veg 6'X6'

Lighting Coverage - Veg 6'X6'

or feedlots

Reduces your grow room temperature

you will likely be able to gradually reduce the amount and cost of amendments needed to maintain productivity

00% – K3

17_1/8x26_1/2x1 MERV 12 Plus Carbon AC Furnace Filters 6 Pack extension Lighting Coverage - Veg 6'X6'Nordic 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