the patent pending Earth & Grow system has been tested and approved by everyday gardeners
At a dilution ratio as small as 1:1000
Used in higher hanging applications
The white outer layer helps deflect light and keep temperatures cooler inside of the tubing
Field Crops: 3
17_1/4x23_1/4x1 Exact MERV 14 AC Furnace Filters 6 Pack spl_hlg the patent pending Earth &Nordic 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.