Free engineer resources
Useful things, ready when you are.
Free worksheets, calculators and practical training aids, made to be easy to use on the job.
IGEM UP/1B Edition 4 worksheet
A printable worksheet for installation volume, purge volume and permissible pressure-drop calculations.
Download worksheet →Gas pipe-sizing worksheet
Follow Derek’s video with this A4 working sheet. Requires the LCL Domestic manual, tables D1a and D1b; reference tables are not included.
Get the free worksheet →IGEM UP/1B Edition 4 calculator
Quick installation volume, purge volume and permissible pressure-drop calculations when you need them.
Open calculator →Gas inspection prep guide
Practical preparation support when your Gas Safe inspection is coming up.
View prep guide →These resources are practical guidance and training aids only. Always follow current standards, manufacturer instructions and safe working practices.
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Calculators and simple guides designed for engineers at the point of use.
Gas training and ACS assessments in Ashton-under-Lyne.