21_1/2x23_3/8x1 Exact MERV 12 Plus Carbon AC Furnace Filters 6 Pack Amendment Only use with EYE HORTILUX

Only use with EYE HORTILUX e-Ballasts

Luer Lock Hub for all types of size attachments

The Spring Pot Burner 65 gallon tan fabric pot grow bag is the smart pot choice for hobby and commercial growers looking for an optimal performance grow bag that air-prunes roots for faster plant growth and higher harvest yields

and links to tutorial videos to make the growing experience safe and simple

Rounding out the system is the PHRS010 (Enclosed) Reflector and a premium European-made DE lamp with rated PAR output of 2100 μmol/s

21_1/2x23_3/8x1 Exact MERV 12 Plus Carbon AC Furnace Filters 6 Pack Amendment Only use with EYE HORTILUXNordic 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