15x23x1 Exact MERV 14 AC Furnace Filters 6 Pack nutrients-and-supplements Commercial-Grade Performance – Developed for

Commercial-Grade Performance – Developed for and trusted by large-scale professional growers worldwide

• Clone Machines: Mix 2 ml per gallon water

GET THE GOOD GAS TO YOUR PLANTS

Microns: 220

HI7031-023 is a GroLine 1

15x23x1 Exact MERV 14 AC Furnace Filters 6 Pack nutrients-and-supplements Commercial-Grade Performance – Developed forNordic Pure MERV 14 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, coughs and sneezes, smog, allergens and other contaminants are removed. MERV 14 furnace filters are comparable to HVAC filters with the rating of MPR 2800.