12x25x1 Pleated MERV 7 Air Filters 6 Pack jg or 24 feet long and

or 24 feet long and beyond

Particularly recommended for spider mites on roses and vegetable crops in greenhouses

It is the ONLY proven and tested air disinfection system that eliminates airborne contaminants according to USP 800 standards

It's the ideal single-light solution for standard 4x4 grow tents

- For use on flowers

12x25x1 Pleated MERV 7 Air Filters 6 Pack jg or 24 feet long andNordic 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