The resident reported no gas reaching her hot water system, stove, or oven. A check at the bottle showed pressure, but the 15mm appliance regulator mounted on the annex wall had seized internally. Heavy corrosion on the old unit's body and outlet threads indicated age-related failure rather than supply issues. Our gas fitter isolated the cylinder, removed the faulty regulator, and installed a new dual-stage unit with fresh braided connectors. A leak test confirmed integrity before recommissioning each appliance. The cylinder still held adequate gas, and replacing it would have been unnecessary expense. If gas appliances in the 4551 area stop igniting without explanation, Sunshine Coast Plumbing and Hot Water can assess the regulator and connections. Booking gas point installation or repairs avoids extended outages.