14x22x1 MERV 7 AC Furnace Filters 6 Pack Liquid & Weight Measuring The new 4-in-1 sensor comes

The new 4-in-1 sensor comes with a LCD screen which

2 x CR2032 batteries

Suggested Uses: Use throughout the plant's growing cycle to alleviate stress and to optimize growth and plant health

100% food safe aircraft grade aluminum

Max Output Voltage/Current:                24VDC/0

14x22x1 MERV 7 AC Furnace Filters 6 Pack Liquid & Weight Measuring The new 4-in-1 sensor comesNordic Pure MERV 7 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 and other contaminants are removed. MERV 7 furnace filters are comparable to HVAC filters with the rating of MPR 600. While different companies use different scales to measure the air filters