17x25x1 MERV 14 Plus Carbon AC Furnace Filters 6 Pack spl_cp Product Measurements: 6 x 3

Product Measurements: 6 x 3

This compact unit can control lights as far as 1

it can be applied to crops to help finish the flowering cycle faster (External Controller required)

Extra Far Red spectrum channel allows a 10-15 mins exposure under Far Red

This is an ultra-potent

17x25x1 MERV 14 Plus Carbon AC Furnace Filters 6 Pack spl_cp Product Measurements: 6 x 3Nordic Pure Custom MERV 14 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