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The higher the afue the more efficient the boiler's

The higher the afue, the more efficient the boiler's operation to be considered a high-efficiency boiler, it needs an afue rating of at least 90% to no surprise, these boilers cost more because they are converting more energy to heat and lowering your monthly utility bills. If emergency boiler repairs or service will not solve your problem, our. We often say to our customers look at your boiler like your car; all cars need a regular mot to check they are in good.

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