The ultimate professional toolkit for gas engineers, heating technicians, and construction professionals. Over 40 specialized calculators, documentation tools, and reference resources — all designed to save you time on the job.
Professional tools with beautiful design
Quick tour of all 11 calculators
40+ powerful tools designed for professionals on the job
Specialized tools for gas engineering professionals
BS 6891:2015 compliant with fittings, diversity modes, and compliance verification
Natural gas and propane with temperature and pressure correction
IGEM/UP/10 compliant pressure hold and leak detection procedures
Commissioning procedures with volume and time calculations
Room-by-room analysis with insulation, glazing, and floor type inputs
System volume, heat loss, and output requirements
8 advanced tools including extract fan sizing and flue terminal positioning
CO/CO₂ ratio, burner efficiency, and safety checks
mbar, Pa, kPa, Bar, PSI, mmH₂O, inH₂O — instant conversions
Additional specialist tools for complete gas engineering coverage
11 dedicated tools with 40+ material profiles
Convert and calculate volumes, areas, and material bag requirements instantly
BS 8500 / BS EN 206 compliant mix designs for all applications
Accurate material estimators for masonry and finishing work
Complete coverage calculators for tiling and decorating projects
Create, manage, and track essential paperwork on site
Generate and manage landlord gas safety records with full compliance tracking
Complete service documentation with appliance details and test results
Instantly issue warning notices and record breakdown details on site
Commissioning checklists and job sheets with draft/completed/sent status tracking
Built-in tools and reference resources for the field
Standard & scientific modes, full calculation history, unit converters, and iPad split-screen layout
Comprehensive fault code database across major boiler manufacturers
Directory of manufacturer technical support contacts and wiring diagrams
F-Gas regulations guide, wiring diagrams (S-Plan, Y-Plan), and emergency procedures
Everything you need, wherever the job takes you
Store your Gas Safe registration and personal details for quick use across all documentation
Set notifications to stay on top of scheduled services and appointments
Searchable calculation history with export options for reports and records
Full support for both metric and imperial units across all calculators
Customizable appearance with dark and light modes for any lighting condition
Optimized for both devices with a dedicated iPad split-screen tools panel