14x28x1 Exact MERV 7 AC Furnace Filters 6 Pack spl_hgc This product can be used

This product can be used on all stages of growth even up to day of harvest

5 gallon concentrate [2x2

dimmable ability and advanced heat dissipation system

and at much higher concentrations then other similar products

(2) Gallons of 10% pH down

14x28x1 Exact MERV 7 AC Furnace Filters 6 Pack spl_hgc This product can be usedNordic 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