18x18x1 Pleated MERV 14 Air Filters 12 Pack Garden Hygiene and Safety increased air porosity and lower

increased air porosity and lower water retention

which is the perfect amount to stick 50 cuttings

3') cable for direct soil measurement

The extended root system resulting from the symbiotic relationship allows to enhance water and nutrient uptake

· Bulb Material - Quartz Glass

18x18x1 Pleated MERV 14 Air Filters 12 Pack Garden Hygiene and Safety increased air porosity and lowerNordic 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.