TopGas® condens

(30 to 83kW) High efficiency wall hung condensing gas boiler with pre mix modulating controls, suitable for use with concentric flue systems.
  TopGas® condens

UltraGas® AM condens

(15 to 2000kW) Modulating pre-mix stainless steel condensing boiler for very high efficiencies and low NOx emissions. Twin UltraGas® units available with common flue and optional pipework headers.
  UltraGas® AM condens