Welcome to Endless Energy Systems Endless Energy Systems, Inc was established in 1978 to offer our customers the latest, most efficient products and the safest, most reliable installation and service available anywhere. We are Durango's leader in sales, installation and service of wood and gas stoves and fireplaces, passive solar systems, photovoltaic systems, and pool and spa heating systems. We're also the only retailer of Heartland Appliances in Durango. These elegant appliances combine classic style with modern convenience and efficiency. One look is all it takes to know you must have one. Our installers are factory-trained and certified by the National Fireplace Institute as both wood and gas appliance technicians. Our customer service record is second to none, because our goal is to make sure every customer is 100% satisfied with our products' performance. You are welcome to come in and browse our showroom, located in Durango's DCI Complex at 463 Turner Drive, Suite 105. If you don't see what you're looking for, just ask for assistance. We'll find you the right appliance, photovoltaic or solar system at the right price...guaranteed! Click on the links above for more information about the products we carry, or call 970-247-1924 or toll-free at 888-742-7420. We look forward to doing business with you.