18x27x1 Exact MERV 13 AC Furnace Filters 6 Pack vacuum pump When making cuttings

When making cuttings

rock dust and kelp for exceptional quality castings

adventitious roots along the base

*Tested and Verified by AHAM - Testing standard of 24 hrs at 80°F

The overall effect is a well-developed root system grown in a fraction of the time needed for traditional planting

18x27x1 Exact MERV 13 AC Furnace Filters 6 Pack vacuum pump When making cuttingsNordic 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