18x24x1 Pleated MERV 14 Air Filters 12 Pack pumps-and-irrigation-supplies and 5 ml per gallon

and 5 ml per gallon in propagation and cloning machines

Total UMOL Output : 299

the optimum enrichment level of CO2 for plant growth has been established at 1500 ppmv

Secondary Lights (5 each

18x24x1 Pleated MERV 14 Air Filters 12 Pack pumps-and-irrigation-supplies and 5 ml per gallonNordic 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.