HOTCO The Hot Water Heater Company is your one-stop shop for all your water heater needs in California and Carolinas! Servicing Roseville, Rocklin, Granite Bay, Lincoln, Auburn, El Dorado Hills, Citrus Heights, Elk Grove, and surrounding areas. HOTCO proudly serves Sacramento and Placer County communities! Water Heater Repair: Our experienced technicians can diagnose and fix any issue with your water heater, from leaks and pressure problems to faulty thermostats. Water Heater Replacement: HOTCO can seamlessly replace your outdated unit with a brand new, energy-efficient model that perfectly suits your needs. Water Heater Installation: Our plumbers will expertly install the unit, ensuring proper function and safety compliance.