Features: Gas Type: LPG Gas Pressure: 2800 Pa/2.8 kPa Low Water Pressure Start (0.1 Bar/ 0.01 Mpa) But Needs 1.5 Bar For Max Output Means of Exhaust: By Flue Pipe Ignition Method: Fully Automatic Battery Type Automatic Flame Failure Protection, Over Temperature & Over Pressure Protection Over Heating Prevention And Manual Anti-Frost Function 20 Minutes Built-in Time Device and Indicator Double Pulse Ignition System With High Ignition Efficiecy Capacity: 16L Per Minute Consumption: 3kg/hr Dimensions (H) 730mm x (W) 400mm x (D) 220mm Weight: 12kg Important: All solar products, power systems, water heating and gas products and their components must be installed by appropriately qualified personnel. All installations must adhere to local wiring regulations and standards. N.B. Difficulty may be experienced when using reduced output shower heads i.e. often restricted to 10L per minute