Boiler Products Contact Merts Heating & Air Conditioning to learn more about our air conditioner products. Stay up to date on our latest promos and offers on our social media. Phone: 833-52MERTS 833-526-3787 708-887-9499 Illinois Location: 3102 Louis Sherman Dr Steger, IL 60475 Indiana Location: 528 Sheridan Street Crown Point, IN 46307 E-mail: [email protected]