14x24x1 Pure Green Eco-Friendly AC Furnace Air Filters 6 Pack Air Purification Easy to Use The waterproof

Easy to Use The waterproof pH tester comes with a 2 point manual procedure for direct calibration to eliminate the difficult push button system used with other meters in the waterproof range

Designed specifically for electronic ballasts

keep your crops free from pests

• Stronger and high quality components

shortened lifespans

14x24x1 Pure Green Eco-Friendly AC Furnace Air Filters 6 Pack Air Purification Easy to Use The waterproofPure 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