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Filter: ½" MERV 8 washable
This product is no longer WSDA certified
Twist lock End Cap
certain bacteria began to specialize in tasks to enhance plant growth
- 0-0-0 NPK Can Be Added to Any Schedule
12x22x1 Exact MERV 13 AC Furnace Filters 6 Pack X Nutrients Grow Spray 1 Gal Filter: ½" MERV 8 washableNordic Pure MERV 13 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 13 furnace filters are comparable to HVAC filters with the rating of MPR 2200
