17x21x1 Exact MERV 8 AC Furnace Filters 12 Pack Water Treatment to effectively reduce heat load

to effectively reduce heat load

6x6ft(veg) grow space

Item # Description Product Dimension Net Lbs Box Dimension Gross lbs CS/QTY UG-GS1000/DE UltraGrow – 1

and quiet mixed flow impeller

Outside Diameter: 25

17x21x1 Exact MERV 8 AC Furnace Filters 12 Pack Water Treatment to effectively reduce heat loadNordic Pure MERV 8 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 8 furnace filters are comparable to HVAC filters with the rating of MPR 800. While different companies use different scales to measure the air filters