21x21x1 MERV 10 AC Furnace Filters 6 Pack Grow Strong Two 4-20mA process outputs with

Two 4-20mA process outputs with range scaling and PID Control

The 80/20 mix allows you to feed less frequently than in straight Hydrocorn but more frequently than 60/40

000 hour life expectancy

Input voltage options are 277-347V

This is the latest in medical plant trimming technology and will revolutionize your grow operation with its top notch stainless steel design that surpassed the quality of the competitor machines

21x21x1 MERV 10 AC Furnace Filters 6 Pack Grow Strong Two 4-20mA process outputs withNordic Pure MERV 10 Pleated AC Furnace Air Filters provide exceptional filtration for both home and commercial environments. Each time air passes through a Nordic Pure pleated furnace air filter, lint, dust, pollen, bacteria, pet dander, dust mites, mold spores, smoke particles, virus carriers, allergens and other contaminants are removed. MERV 10 furnace filters are comparable to HVAC filters with the rating of MPR 900 1000. While different companies