Professional unvented water vessel certificates, faster. Built by Adapt Gas engineers.
Login to G3 Cert AICreate a new G3 certificate for any site — single or multi-appliance job.
Talk to the AI Technical Assistant — it asks the right questions and fills your form automatically.
Verify everything, capture signatures, generate PDF, and you're done.
Intelligent field suggestions based on your descriptions. No more guessing on manifold sizes or relief valve specs.
Hands-free input on job sites. Speak technical details, AI fills the form.
Poor signal? No problem. Work offline, data syncs automatically when you're back online.
Start on your tablet, finish on your phone, review on desktop. All synced in real-time.
Generate professional PDFs ready to email or print. Includes all signatures and site details.
Reuse data from previous visits. Set a 'main visit' to prefill receiver details automatically.
Complete certificates 3x faster with AI assistance and prefill.
From 15+ minutes to under 5 minutes. Save 10+ hours per month.
AI catches common errors. Voice input reduces typos.
No more missing fields or incorrect specs. Every certificate audit-ready.
Offline support means no lost work. Cloud sync keeps data safe.
Work anywhere, anytime. Data syncs instantly when you reconnect. Never lose work.
G3 Cert AI is built for registered gas engineers completing Unvented Hot Water Vessel (G3) certificates. Works on iPhone, iPad, Android, or desktop.
"G3 Cert AI cut my certificate time in half. The AI actually understands what I'm saying."
John Smith
Adapt Gas Solutions
"Finally, I can complete certificates on-site even with spotty signal. Offline mode is a game-changer."
Sarah Patel
Patel Heating & Plumbing
"The voice dictation is incredible. No more typos. Every certificate is accurate first time."
Mike Davies
MD Gas Services
Login with your Adapt Gas credentials to start issuing certificates.
Login to G3 Cert AIQuestions? Email support@adaptgas.com