Pay in 4 interest-free payments of $19.66 Learn more
Ships within 48 hours · Estimated delivery Aug 30 - Sep 4
Available in an array of industrial strength sizes
Less energy
Works with Foliage-Pro® or GROW™ to regulate nitrogen levels for optimal quality and yield
Adjust lights to any height to maintain the perfect leaf surface temperature
The extra-strong
21x21x1 Exact MERV 8 AC Furnace Filters 6 Pack plant-care/pest-&-disease-control Available in an array ofNordic 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
