US5002272 - PAR=1950 μmol/s
This is the Best Hydroponic Bucket System on the market
Ignitors are components inside ballasts
These salts usually burn off after a seasoning / break in period of approx 100 hours
Enjoy hands-free illumination with thumb-switch operation and four individual settings to shine
18x22x1 MERV 13 AC Furnace Filters 6 Pack Controller US5002272 - PAR=1950 μmol/sNordic 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