16_3/8x21_3/8x1 Exact MERV 14 Plus Carbon AC Furnace Filters 6 Pack additives • Processes 16-20 lbs per

• Processes 16-20 lbs per hour

Includes one 7-gallon controller bucket

No fillers

all of which can contaminate a hydroponics system

The module converts analog 0–10V and 0–11

16_3/8x21_3/8x1 Exact MERV 14 Plus Carbon AC Furnace Filters 6 Pack additives • Processes 16-20 lbs perNordic 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