158595 ⎘
Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters; Water heaters other than continuous-flow or water-storage heaters, e.g. water heaters for central heating with water mantle surrounding the combustion chamber or chambers the water mantle forming an integral body including one or more furnace or fire tubes with flue gas passages built-up by coaxial water mantles
Heat exchanger, method for forming thereof and use thereof
#2HEAT EXCHANGER AND BODY THEREFORE, AND A METHOD FOR FORMING A HEAT EXCHANGER BODY
#3HIGH TURN DOWN LOW NOX BURNER
#4Low NOx indirect fire burner
#5Water heater with enhanced thermal efficiency