10x36x1 MERV 7 AC Furnace Filters 6 Pack complete-systems This creates a root environment

This creates a root environment with outstanding control and with far better and much more even growth and root distribution

Fish·Mix™boosts growth of all living organisms in the substrate

The sensor readings are averaged for improved accuracy and more precise humidity control than competing models

Pressure 150PSI

as they are resistant to cold

10x36x1 MERV 7 AC Furnace Filters 6 Pack complete-systems This creates a root environmentNordic 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