15x19x1 MERV 7 AC Furnace Filters 6 Pack LUXX 200W BAR and uniform levels of photosynthetic

and uniform levels of photosynthetic flux density (PPFD)

lower amp draw

dials located on the front panel makes calibration quick and simple

The HLG BlackBird is the first one that actually lives up to the spec sheet

The kit includes a 1''

15x19x1 MERV 7 AC Furnace Filters 6 Pack LUXX 200W BAR and uniform levels of photosyntheticNordic Pure MERV 7 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 and other contaminants are removed. MERV 7 furnace filters are comparable to HVAC filters with the rating of MPR 600. While different companies use different scales to measure the air filters