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Detailed side-by-side comparison of efficiency ratings, specifications, and performance
Alpha
Atmos
Efficiency Winner
Atmos Atmos Compact System Boiler N30B
Best Value
Both boilers are available free through the ECO4 scheme
Both Alpha 240E Alpha Combimax 350 and Atmos Atmos Compact System Boiler N30B are available free through the ECO4 scheme. Check your eligibility and apply today.
