*Yes, a permit is required, and an inspection is performed to ensure the safety of the installation. *If installing a furnace or water heater yourself, call (316) 755-7310 for advice, assistance, and a permit. *If you are paying someone else to install it, call (316) 755-7310 to make sure he or she is licensed to perform such work in Valley Center. After it is installed, make sure your contractor calls Valley Center Code Enforcement at (316) 755-7310 ext. 111 for an inspection.