About Hydrotemp Hydrotemp, Inc was founded in May of 1993. Prior to this date, Jerry Johnson, the founder and president, accumulated 18 years of experience in the water heating and water-treating field with various lines of equipment. He gained the knowledge and experience necessary to offer superior service and information in the water heating industry to customers. Hydrotemp, Inc began operation with the Raypak, Bock, and Sellers water heating lines of equipment. That lineup has grown to include other prominent lines such as Patterson-Kelley and Thrush Pumps. Hydrotemp also offers complimentary products including storage tanks, circulating pumps, and Amerivent vent pipe. Today, Hydrotemp offers "one-stop" shopping for a wide variety of commercial plumbing and heating systems and accessories. Our knowledgeable staff and 2500 square ft. on-site training facility allow us to share the most up to date and significant information to our customers. Hydrotemp has grown from a small company into one of the largest stocking distributors for water heating equipment in the country. Today, our equipment can be found in a variety of commercial venues including American Airlines Center, Hilton Anatole Hotel, Hockaday Private School, St. Marks School of Dallas, Presbyterian Hospitals of Plano and Rockwall, Texas Tech University, DFW Airport Hyatt Hotel, and many Dallas ISD schools. We have managed this growth by placing the needs of our customers first.