Description of machine: * Type: Flue type * Heat exchanger: Copper coated with Tin 1.0KG * Water and gas combi valve(Brass Aluminium valve with one solenoid valve) * Optional Zero pressure valve * One temperature control device * 20mins time set safety device * Burner: 3 lines * White painted front panel * Knob to adjust flame * Knob to adjust water * Optional season mode * ON/OFF switch optional * LCD temperature display optional * Color logo silkscreen on panel * Brown box * Shower head excludedGas Water Heater for sale website:http://www.chinagasboilers.com/gas-water-heater/