Mr Combi Training

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Electrical Safety Tests
Paid
Following Mr Combi's hugely successful one day fault finding course and DVDs, this application will help you use your multimeter effectively. It...
iOS
Gas Ventilation Calculator (UK)
Paid
The Gas Ventilation Calculator will help you find the required ventilation sizes for domestic flueless, open flue and room sealed appliances up to...
iOS
Wiring & Controls - Diagrams
Paid
With special permission from Danfoss and Honeywell, we took their wiring diagrams and turned them into fantastic coloured wiring diagrams which...
iOS
Ohm's Law Calculator & Guide
Free
This is an Ohm's Law Calculator with a built-in mini-guide to refer to if required.The calculator is very easy to use, enter two known values,...
iOS
Heatloss Calculator & Guide
Paid
The Heatloss Calculator & Guide from Mr Combi Training includes three useful calculators: Heatloss calculator - finds the heatloss from a room...
iOS
Gas Rate Calculator & Guide
Paid
This is the feature packed Gas Rate Calculator & Guide, from Mr Combi Training!We've managed to cram all of this into one app.... Metric and...
iOS
Gas Ratio Calculator
Free
Use the Gas Ratio Calculator to process the results from your Gas Flue Analyser and find the CO/CO2 ratio for natural gas.If the boiler is running...
iOS
Expansion Vessel Calculator & Guide
Paid
The Expansion Vessel Calculator will help you to conform with BS 5449:1990, Section 3 by ensuring the expansion vessel on a central heating system...
iOS
Gas Pipe Sizing Calculator
Paid
Quick, accurate and intuitive.
Android
Gas Rate Calculator Lite
Free
You can now get the hugely popular Gas Rate Calculator & Guide on your iPhone or iPad. This is the free Lite version of the app to which supports...
iOS
Gas Pipe Sizing Calculator
Paid
A study carried out by Worcester Bosch Group's technical support team found that the most common cause of a boiler installation problem was from...
iOS