15x17x1 Exact MERV 14 Plus Carbon AC Furnace Filters 6 Pack leds BlueLab pH UP 1 Gallon

BlueLab pH UP 1 Gallon

hydroponic

The Resinator is the only unit that features both an extractor and a trimmer all built into an efficient and powerful machine

Root Drench

rapid plant response from seed to flower and increase yield&crop quality

15x17x1 Exact MERV 14 Plus Carbon AC Furnace Filters 6 Pack leds BlueLab pH UP 1 GallonNordic 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