Lookup fault codes, fast.
Calculate the minimum pipe diameter required for heating pipework based on the desired kW and Dt.
An easy to use gas rating tool for when you have an Imperial meter.
An easy to use gas rating tool for when you have a Metric meter.
Easily calculate the age of Worcester boilers from 1990 onwards.
Conversion between the common °C & °F to °K temperature scales.
An easy Ohms Law calculator for fault finding on electrical items.
Similar to Ohms Law, the power triangle makes working out fuse sizes easy.
Easily calculate the age of Vaillant boilers.
Lookup air source heat pump fault codes, fast.
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