Commercial Services When you are the engineer in charge of a large commercial project, you want the best team working with you to get the job done right. El-Jay Plumbing & Heating has worked on some of the largest and most well known projects in Central Minnesota. Click here for a partial list of projects. Our experience, quality and reliability will ensure that your project is a success. Services: • Heating • Plumbing • Air Conditioning • Medical Gas • Ultra High-Purity Piping and Fabrication • Pipe Fabrication • Mechanical Piping • Vapor Mitigation • Process Piping • Value Engineering • High and Low Pressure Steam Piping • Stainless Steel Process Piping Value engineering can save you time and money in the long run. El-Jay Plumbing & Heating will conduct in-depth research and work with your facilities managers to carefully define your needs before starting any project. We research the possible methods to achieve the best quality solution for your problems at the least possible expense. See what our customers say about our excellent service and high quality work. Contact Info: 520 Apollo Avenue N.E. St. Cloud, MN 56304 Phone: 320-251-8330 Fax: 320-251-4133