12x20x1 Pleated MERV 8 Air Filters 12 Pack controllers • Contains humic acids for

• Contains humic acids for increased metabolic rates

Remote Control – The included Model A77 remote control measures relative humidity at canopy height for optimum control of your grow environment (upgrade options available)

Simple to activate: Please refer to activation instructions under the DOCS tab

Unlike glyphosate-based products like Roundup

but its thinner walls allow heat to transfer out and away from the roots more rapidly

12x20x1 Pleated MERV 8 Air Filters 12 Pack controllers • Contains humic acids forNordic 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