We recently re-filmed and updated our hugely successful Fault Finding DVD and now you can get the la
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Heatloss Calculator & Guide
The Heatloss Calculator & Guide from Mr Combi Training includes three useful calculators:• Heatloss
看更多 »Ohm's Law Calculator & Guide
This is an Ohm's Law Calculator with a built-in mini-guide to refer to if required.The calculato
看更多 »Wiring & Controls
Our Wiring & Controls app will help you master two and three-port controls by helping you to underst
看更多 »Wiring & Controls - Diagrams
With special permission from Danfoss and Honeywell, we took their wiring diagrams and turned them in
看更多 »Gas Rate Calculator & Guide
This is the feature packed Gas Rate Calculator & Guide, from Mr Combi Training!We've managed to
看更多 »Gas Rate Calculator Lite
You can now get the hugely popular Gas Rate Calculator & Guide on your iPhone or iPad. This is the f
看更多 »Gas Ratio Calculator
Use the Gas Ratio Calculator to process the results from your Gas Flue Analyser and find the CO/CO2
看更多 »Gas Ventilation Calculator UK
The Gas Ventilation Calculator will help you find the required ventilation sizes for domestic fluele
看更多 »Gas Pipe Sizing Calculator
A study carried out by Worcester Bosch Group's technical support team found that the most common
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