14_1/2x27_1/2x1 MERV 14 Plus Carbon AC Furnace Filters 6 Pack Cleaning Products combine the PowerVEG 460 with

combine the PowerVEG 460 with the FS+UV

Greenhouse Manager

(2) channel scrub brushes

and organic residues

14_1/2x27_1/2x1 MERV 14 Plus Carbon AC Furnace Filters 6 Pack Cleaning Products combine the PowerVEG 460 withNordic 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