17 x 26 x 4 MERV 11 Lennox 75X74, X6664, X6666, PCO-12C, HCFPCO12-10 Replacement by Accumulair®

US Home Filter offers a full selection of 17x26x4 pleated air filters to suit your needs. These are made in the USA in our production facility in Belton, MO. We’ve been around since 1928 and are a family-owned and operated business with 4th and 5th generations presently employed!

The MERV 11-rated filters will do a superb job of keeping particles out of your system’s internal components as well as collect particles as minute as 1 micron such as mold spores, dust mites, and pet dander. This is an excellent choice for those who desire the highest degree of airflow along with providing outstanding protection to your system and mitigating common allergens in your home!

If you would like support in making sure of your filter size, you can check out our Measurement Chart for help. And, as always, you are invited to call us for support at 1.855.435.9600. M-F 8-5 CST. Also, you will be happy to know that your air filter order of any size will ship to you with FREE FedEx Ground shipping!