including those that cause root rot
all-in-one design
Use 1 ml to 4 ml of solution per gallon of water as needed during the vegetation and bloom cycles
The generous 17" length provides better coverage of the feet and lower legs
This is especially useful to contain the spread of disease in your growing area
10x15x1 MERV 14 AC Furnace Filters 6 Pack HVAC & HOME VENTILATION including those that cause rootNordic 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.