20x36x1 MERV 7 AC Furnace Filters 6 Pack spl_hlg Available in two standard sizes

Available in two standard sizes

EC Range: 0-9990 µS

the cut kit tray makes cube draining a simple and mess-free process

Soil Activator will also improve the moisture retention of your soil to support bacterial populations and will help your plants manage transplant shock thanks to the colonization of bacteria that aid in the transport of nutrients and provide the ideal soil environment for root development and establishment

20x36x1 MERV 7 AC Furnace Filters 6 Pack spl_hlg Available in two standard sizesNordic 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