Admin for firms that do multiple trades
Certificates, quotes, invoices, timesheets. Gas work and electrical work on the same account.
Certificates by trade
Browse all 280+- Gas
- CP12 / Gas Safety · Gas Service Record · Gas Commissioning
- Electrical
- EIC (BS 7671) · Minor Works · EICR · PAT Testing · EV Charger Cert
- Fire & Security
- Fire Alarm Certificate · Emergency Lighting · Smoke & CO Alarms · Intruder Alarm (PD 6662)
- Plumbing & Water
- Unvented Cylinder · Water Regs Compliance · Drainage Certificate · Legionella Risk Assessment
- Heating & Oil
- OFTEC Certificate · HETAS Certificate · Heat Pump Commissioning · Underfloor Heating
- Other
- Asbestos Survey · Scaffolding Handover · Roofing Compliance · Ventilation Commissioning
Templates follow Gas Safe prescribed forms and BS 7671 model forms.
Fill them in with no signal. They sync when you are back in range.
Three cert apps for one company.
A firm we know was paying for three: one for the gas, one for the electrics, one for the plumbing. Same company, three bills. We put the lot on one account.
A finished CP12
Every box the standard asks for. Download it and read it.
Mitchell Gas Services Ltd
Gas Safety Record (CP12)
Certificate Ref
CP12-2026-0047
Gas Safe Registered
Registration No. 543219
Engineer
James Mitchell
ID: 1087654
Property
24 Elm Road, Manchester, M14 5RQ
Landlord / Responsible Person
Mrs S. Patel
Tenant
Mr D. Thompson
Date of inspection
26 February 2026
Next due
25 February 2027
Kitchen · Boiler
- Make / model
- Worcester Greenstar 30i
- Flue type
- Room sealed
- Flue test
- Pass
- Spillage
- N/A
- Ventilation
- Satisfactory
- Op. pressure
- 20.0 mbar
- Safety devices
- Satisfactory
- Visual condition
- Satisfactory
- Safe to use
- Yes
Kitchen · Gas hob
- Make / model
- Belling GHU60GC
- Flue type
- Flueless
- Flue test
- N/A
- Spillage
- N/A
- Ventilation
- N/A
- Op. pressure
- 20.0 mbar
- Safety devices
- Satisfactory
- Visual condition
- Satisfactory
- Safe to use
- Yes
Engineer signature
J. Mitchell
26 February 2026
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Download PDFCommon questions
How much does CertBox cost?
CertBox has a free plan with unlimited certificates and up to 3 properties. Pro is £14.99/month for automatic customer renewal reminders, your logo on every PDF, and team access. Team is £24.99/month for unlimited team members, bulk import, and compliance reporting.
Do letting agents accept CertBox certificates?
Yes. Certificate templates are based on Gas Safe prescribed forms, BS 7671 (18th Edition) model forms, and other industry-standard formats. You send a secure link and they download the PDF.
Are the certificates compliant?
Certificate templates are structured to the relevant standards with built-in field validation. Legal compliance depends on the qualifications of the engineer completing the certificate and the accuracy of the information entered.
Can I use CertBox on-site without Wi-Fi?
Yes. Fill in the form even with no signal. Your draft is saved on your device and syncs automatically when you are back in range. Install CertBox to your home screen for the best offline experience.
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