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Detailed side-by-side comparison of efficiency ratings, specifications, and performance
Efficiency Winner
Atmos Atmos Compact Combi N30K
Best Value
Both boilers are available free through the ECO4 scheme
Both Atmos Atmos Compact Combi N30K and Baxi 400 424 COMBI are available free through the ECO4 scheme. Check your eligibility and apply today.
