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British Gas Boilers Boiler Efficiency Rating

ModelTypeFuelEfficiency
British Gas 330CondensingGas89.7%
British Gas 330+CondensingGas88.7%
British Gas 430CondensingGas89.5%
British Gas 430 LPGCondensingLPG90.5%
British Gas 430/ICondensingGas89.5%
British Gas 532CondensingGas89.4%
British Gas 532 LPGCondensingLPG90.4%
British Gas 532/ICondensingGas89.4%
British Gas 535/iCondensingLPG90.1%
British Gas 537CondensingGas89.4%
British Gas 537 LPGCondensingLPG90.4%
British Gas 537/ICondensingGas89.4%
British Gas 539/iCondensingLPG90.0%
British Gas 542CondensingGas89.4%
British Gas 542 LPGCondensingLPG90.4%
British Gas 542/ICondensingGas89.4%
British Gas RD 428CondensingLPG89.8%
British Gas RD 428 SystemCondensingGas88.8%
British Gas RD 430i SystemCondensingGas88.8%
British Gas RD 532 CombiCondensingGas89.5%
British Gas RD 532i CombiCondensingGas89.5%
British Gas RD 537i CombiCondensingGas89.5%
British Gas RD 542i CombiCondensingGas88.9%
British Gas RD628 RSFNon-CondensingGas78.4%