21_1/2x23_5/16x1 MERV 10 Plus Carbon AC Furnace Filters 6 Pack commercial-greenhouse-fixtures Our Greenhouse Film features a

Our Greenhouse Film features a semi-clear finish that provides excellent light diffusion to aid in overall plant growth

which makes cleanup easier and less frequent

Handles for easy moving

pls adjust the height and brightness of the grow lamp appropriately

Auxiliary Trolley for the Light Rail 5

21_1/2x23_5/16x1 MERV 10 Plus Carbon AC Furnace Filters 6 Pack commercial-greenhouse-fixtures Our Greenhouse Film features aNordic Pure Custom MERV 10 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