... generator, energy saving, low maintenance New Model Steel Panel Radiator Heat Exchanger for domestic useModel: BGZ-60, 760, 813, 760B, 1200B, 1400B ... , 1600BThis product integrates the heat radiator and heat exchanger into one unit. It can be installed in the ... hot water is supplied on-demand only and at any flow rate, up to the design capacity. Without the need for ...