Terms of use
The tools and materials provided from this page have been designed (on the whole) for engineers and are not neccessarily designed for end user operation.
They may require engineering judgment and personal verification of provided data. Although I have worked hard and made these tools as accurate and functional as possible, I provide no warranty on their accuracy or suitability.
All tools used from this page are done so at the user's own risk.
An easy to use gas rating tool for when you have a Metric meter.
An easy to use gas rating tool for when you have an Imperial meter.
Calculate the minimum pipe diameter required for heating pipework based on the desired kW and Dt.
Easily calculate the age of Worcester boilers from 1990 onwards.
Lookup fault codes, fast.
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.
Easily calculate the age of Grundfos pumps.
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