20x27x1 Exact MERV 8 AC Furnace Filters 6 Pack Tubing (OPTIONAL : GROWER’S TIP –

(OPTIONAL : GROWER’S TIP – VERY gently scrape or shave off the epidermal layer of the cutting’s stem about 1 inch in height

Monitor or modify from anywhere in the world

just return your old filter to your retail store to be recycled

• Vegetable crops: 2-4 weeks after emergence

20x27x1 Exact MERV 8 AC Furnace Filters 6 Pack Tubing (OPTIONAL : GROWER’S TIP –Nordic 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