12x24x1 Pure Green Eco-Friendly AC Furnace Air Filters 12 Pack Air Filter For both soft & hard

For both soft & hard wood

The Autopilot Cumulus S50 Digital CO2 Controller measures and controls grow room carbon dioxide levels with great precision

It is important to maintain a pH of 5

Weight: 18

"We installed two units in our flowering room and the odor reduction was noticeable within hours

12x24x1 Pure Green Eco-Friendly AC Furnace Air Filters 12 Pack Air Filter For both soft & hardPure Green Eco Friendly AC Furnace Air Filters by Nordic Pure are made from an environmentally responsible non woven, high loft, antimicrobial filter media. The MERV 6 rating has a lower pressure drop, minimizing energy consumption while maintaining a high dust holding capacity. As we continue to keep our eyes on media technology advances, our Pure Green media will be changing its appearance. Please expect the same quality and performance you have