About Sun City Plumbing & Heating Your Top Geothermal Source in Las Cruces You can look to Sun City Plumbing & Heating for all your WaterFurnace Las Cruces geothermal heating and cooling requirements, including... planning assistance. complete comfort system installation. routine service and maintenance. emergency repair. energy-saving advice and consultation. Our fully qualified professional staff is dedicated to the total satisfaction of customers throughout the Las Cruces area. After all, you've picked the best heating and cooling system available. We make certain each system continues to live up to the expectations of, enhancing your home's conditioning efficiency and helping you save on energy costs. Contact Sun City Plumbing & Heating today to get a free estimate and a cost savings analysis for your home.