Boiler efficiency = power out / power in = q hg
Boiler efficiency = power out / power in = (q * (hg - hf)) / (q * gcv) * 100%. Properties connected to a cesspit or sceptic tank have full responsibility for the emptying, maintenance and upkeep of the system. Some of the larger manufacturers such as worcester and vaillant offer up to 5 year warranties with their boilers,.
Added: 2020-05-08 | Category: one
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