6x10x1 Exact MERV 7 Plus Carbon AC Furnace Filters 6 Pack Grow System/ Trays/ Reservoirs • This growth regulator stops

• This growth regulator stops the mess

Maximum Current:                       0

Nordic Pure 12x25x1 MERV 12 Plus Carbon air filters are made of a dual material where the MERV rated material has been fused together with a carbon layer

A quick and inexpensive option for growers

6x10x1 Exact MERV 7 Plus Carbon AC Furnace Filters 6 Pack Grow System/ Trays/ Reservoirs • This growth regulator stopsNordic 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