8_7/8x33_5/8x1 MERV 7 AC Furnace Filters 6 Pack grow-system/-trays/-reservoirs Use it all season long

Use it all season long to prevent and control powdery mildew

preventing cross-contamination of harvested plants

70 GALLON PREMIUM WHITE RESERVOIR 55

Plenty for the hobbyist

• Premium German aluminum hammertone interior: 99

8_7/8x33_5/8x1 MERV 7 AC Furnace Filters 6 Pack grow-system/-trays/-reservoirs Use it all season longNordic 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