18x18x1 Pleated MERV 7 Air Filters 12 Pack spl_dlw Sachets are sold in boxes

Sachets are sold in boxes of 25 pieces

Designed to retain its shape under the weight of your harvest

so you can apply nutrients and supplements the same day you plant

Regular Use: Use a dilute mixture of 2-5 mL per gallon water for regular maintenance

Dimensions: 4’x8’x4’11”

18x18x1 Pleated MERV 7 Air Filters 12 Pack spl_dlw Sachets are sold in boxesNordic 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