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Detailed side-by-side comparison of efficiency ratings, specifications, and performance
Atmos
British / Scottish Gas
Efficiency Winner
Atmos Atmos Compact System Boiler N30B
Best Value
Both boilers are available free through the ECO4 scheme
Both Atmos Atmos Compact System Boiler N30B and British / Scottish Gas RD1 3100 are available free through the ECO4 scheme. Check your eligibility and apply today.
