20x23x1 MERV 7 AC Furnace Filters 6 Pack cube Runs HPS bulbs only

Runs HPS bulbs only

No more twisted cables mean probe cleaning and system calibration has never been easier

ETL Item # Description Product Dimension Net Lbs Box Dimension Gross lbs CS/QTY UG-R/SQH/8 UltraGrow – Air Cool Hood 8″ (20″ x 17″) 24½” x 18” x 10½” 15

Screw Driver

resulting in increased photosynthesis

20x23x1 MERV 7 AC Furnace Filters 6 Pack cube Runs HPS bulbs onlyNordic 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