23_1/2x23_1/2x1 MERV 14 AC Furnace Filters 6 Pack lawn and garden Greenhouses & High Tunnels –

Greenhouses & High Tunnels – Apply around the perimeter and between rows to protect high-value crops from slug pressure in humid

OK-35653-01 pH 4

Designed for hydroponic/soilless growing

Peppermint

top-bin LEDs to deliver Black Dog LED's proprietary full-cycle Phyto-Genesis Spectrum® evenly over the entire footprint

23_1/2x23_1/2x1 MERV 14 AC Furnace Filters 6 Pack lawn and garden Greenhouses & High Tunnels –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.