The document describes the Daxom indoor/outdoor water heater. It has adjustable water temperature, high temperature protection, multiple safety systems, and fault warning. It can operate on natural gas or LPG, and even with low water pressure. Models are available with 20 or 26 liters per minute hot water capacity. It has flame modulation, electronic ignition, and can be installed indoors or outdoors. It provides energy savings over external heat exchangers and allows cascade installation for high volume hot water. The control panel allows adjustable settings and monitoring from different locations.