13 15/16 x 29 15/16 x 3/4 (13.94 x 29.94 x 0.75) Pure Green Eco-Friendly AC Furnace Air Filters 6 Pack food-&-water-storage A pail of ONA gel

A pail of ONA gel attaches securely to the bottom of the Carbon-Air unit

The Checker is the most popular pH meter in the world with over 1 million meters used since its introduction in 1991

2″ L x 5″W x 1

This cover is for 6" ducting and is 10' long

13 15/16 x 29 15/16 x 3/4 (13.94 x 29.94 x 0.75) Pure Green Eco-Friendly AC Furnace Air Filters 6 Pack food-&-water-storage A pail of ONA gelPure 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