The Atag A325C Gas Combi Boiler is ideal for small to medium size properties with one bathroom and a low demand for hot water. The A325C Gas Combi Boiler is fitted with a stainless steel heat exchanger to ensure optimum efficiency and with a pre mix burner for seamless modulation has SEDBUK 'A' rating. The A253C Gas Combi Boiler also features a built in weather dependent energy management centre and user friendly Z ready control option. There is also an extensive range of flue options available for the A325C Gas Combi Boilers including concentric, twin and flexible liner. For added peace of mind the Atag A325C Gas Combi Boiler comes with a 5 year manufacturer's warranty.