The company now offers MERV 13, MERV 14, and MERV 15 mini-pleat air filters in 1-, 2-, and 4-inch sizes. These panel air filters are made of 100-percent plastic. They have rigid frames that can be ...
The 30/30® is a high-efficiency panel filter designed as a strong, value-added upgrade from ordinary MERV 8s, said the company. It has a very low initial resistance and a low maintained resistance to ...
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