8x18x1 Exact MERV 7 AC Furnace Filters 6 Pack Led BotryStop WP has a unique

BotryStop WP has a unique mode of action in that it aggressively occupies the same ecological space as plant pathogens and will out-compete them for nutrients

and deeper canopy penetration

8" carbon bed depth

The logo pattern at the bottom stores extra water during growth

the LOW PRO 64 and 128 CLONING SYSTEM

8x18x1 Exact MERV 7 AC Furnace Filters 6 Pack Led BotryStop WP has a uniqueNordic 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