A furnace and a method for cooling a furnace
A furnace header box having blocked condensation protection,...
A furnace system with internal flue gas recirculation
A furnace, a method for operating a furnace and a furnace...
A furnace, its method of operation and control
A further improved reversing flow catalytic converter for...
A gas appliance for heating fluids
A gas burner apparatus with pre-mixing
A gas catalytic combustion element and a gas powered heating...
A gas compressor
A gas driven mechanical oscillator and method
A gas fire
A gas fired radiant heating unit and method of operation...
A gas heater, a gas supply apparatus and method of providing...
A gas heating appliance
A gas heating appliance
A gas lighter
A gas lighter comprising a safety ignition system
A gas powered heating unit and a heat not burn vaporising...
A gas purging device