13x18x1 Exact MERV 12 AC Furnace Filters 12 Pack reflectors and grow lights This system comes with the

This system comes with the initial water analysis package

HydroMaster HM-500 pH/EC/TDS/°F Tester (113831)

pack of 5 19

perlite and other soilless substrates

This product is also available in 30-gallon and 55-gallon drums

13x18x1 Exact MERV 12 AC Furnace Filters 12 Pack reflectors and grow lights This system comes with theNordic Pure MERV 12 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, allergens and other contaminants are removed. MERV 12 furnace filters are comparable to HVAC filters with the rating of MPR 1500 1900. While different