9x27x1 Exact MERV 14 AC Furnace Filters 6 Pack X Nutrients Grow Spray 1 Gal Note: Testimonials above are placeholders

Note: Testimonials above are placeholders — replace with verified customer reviews before publishing

Fits (4) 10" x 20" propagation trays

such as the source of water being used or nutrients added

Double-ended K12x30s sockets

The controller on each unit features active temperature and humidity monitoring that can be programmed to change fan speeds to respond to varying temperatures and humidity

9x27x1 Exact MERV 14 AC Furnace Filters 6 Pack X Nutrients Grow Spray 1 Gal Note: Testimonials above are placeholdersNordic Pure MERV 14 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, smoke particles, virus carriers, coughs and sneezes, smog, allergens and other contaminants are removed. MERV 14 furnace filters are comparable to HVAC filters with the rating of MPR 2800.