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Unvented boilers danger

Language: English Series: Building ; Enquirer 11/10/88 p2Publication details: 1988Subject(s): Summary: According to the British Board of Agrement , nine out of ten unvented hot water storage system s could explode due to bad installation.

According to the British Board of Agrement , nine out of ten unvented hot water storage system s could explode due to bad installation.