12x22x1 Exact MERV 7 AC Furnace Filters 6 Pack ventilation These single units come in

These single units come in varying lengths and multiple different efficacies that range from 2

Designed with a low shadow footprint and for commercial levels of reliability

Like all Growstone products

Specifically engineered for horticultural use with magnetic and electronic ballasts

the 10 shelfs are made of aluminum alloy plate with good thermal conductivity and have 5 independent digital touch heating controls

12x22x1 Exact MERV 7 AC Furnace Filters 6 Pack ventilation These single units come inNordic 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