11 1/4x11 1/4x1 Exact MERV 7 AC Furnace Filters 6 Pack Tents / Indoor Greenhouses The FloraFlex Matrix System is

The FloraFlex Matrix System is a patent pending first of its kind Top Feeding Wicking System that provides the most even way to deliver water and nutrients to your potted plants

Optimum Conditions: 70°-77°F

• Twelve bucket modules (2 gallon)

4% (Mg) + micronutrients

11 1/4x11 1/4x1 Exact MERV 7 AC Furnace Filters 6 Pack Tents / Indoor Greenhouses The FloraFlex Matrix System isNordic 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