Commercial Gas Toolkit

Built by a UK commercial gas engineer. Fast, reliable calculators + professional PDF reports for site records.

Commercial Gas Toolkit is a practical set of calculators and report tools built for commercial gas engineers. Tools included

• Installation Volume (IV)
• Strength Test (UP1A)
• Tightness Test (UP1A)
• Purge Test (UP1A)
• Gas Rate Calculator
• Ventilation Calculator
• Guided Tightness Test (step-by-step timers) Reports Generate clear PDF reports you can save, email, or attach to job records. Built for real site work Quick inputs, consistent units, and results formatted for engineers. Subscription unlocks all calculators and PDF exports. Cancel anytime.

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