F-Gas Compliance Software for UK Contractors

Automated refrigerant tracking, leak check scheduling, and audit-ready digital logbooks—built directly into your field service management platform. No more paper logs. No more missed leak checks. No more audit anxiety.

Purpose-built F-Gas compliance software for HVAC contractors, refrigeration engineers, air conditioning companies, and facilities management businesses. Works on desktop, mobile app, and the engineer web portal—even offline.

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Why UK contractors choose Field Ascend for F-Gas compliance

What Is F-Gas Compliance?

The F-Gas Regulation (EU 517/2014, retained in UK law post-Brexit) requires anyone installing, servicing, or decommissioning equipment containing fluorinated greenhouse gases to maintain detailed records. This covers most commercial refrigeration, air conditioning, heat pump, and chiller systems used across the UK.

Operators must record every refrigerant charge, top-up, recovery, and leak check per piece of equipment. They must calculate the CO₂ equivalent (CO₂e) to determine mandatory leak check intervals. Records must be kept for at least five years and be available for inspection by the Environment Agency at any time.

Many contractors still manage this with paper logbooks, spreadsheets, or disconnected tools—leading to missed checks, incomplete records, and audit failures. F-Gas compliance software from Field Ascend replaces all of that with automated, per-equipment digital logbooks that integrate directly with your job management, PPM scheduling, and mobile engineer app.

F-Gas Tracking Features

Everything you need to stay compliant with UK F-Gas regulations—built into your existing workflow, not bolted on.

Per-Equipment Refrigerant Logging

Every piece of refrigerant-bearing equipment gets its own digital logbook. Engineers record charges, top-ups, recoveries, leak checks, and decommissions directly on the job—from the admin portal, engineer web portal, or mobile app.

  • Five action types — charge, top-up, recovery, leak check, decommission
  • Quantity tracking — precise kg measurements per entry
  • Engineer attribution — every entry linked to the certified engineer who performed it
  • Job-linked entries — each log entry tied to a specific job and job number
  • Timestamped audit trail — UTC timestamps for every action, meeting the five-year retention requirement
F-Gas compliance software settings showing module configuration, equipment type selection, force rules, and leak check threshold intervals for UK contractors

Running Charge & CO₂e Calculation

The system automatically maintains a running charge (current refrigerant quantity) for every piece of equipment. Each time an engineer logs an action, the running charge and CO₂ equivalent are recalculated instantly—no spreadsheets needed.

  • Auto-calculated running charge — charges/top-ups add, recoveries subtract
  • GWP-based CO₂e — calculated from the refrigerant's Global Warming Potential
  • 12 pre-configured refrigerants — R-410A, R-32, R-134a, R-407C, R-404A, R-1234yf and more
  • Custom gas types — add your own refrigerants with custom GWP values
  • Dashboard summary cards — gas type, current charge, CO₂e, and next leak check at a glance
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Automatic Leak Check Scheduling

Field Ascend calculates each piece of equipment's CO₂e and automatically schedules the next leak check based on the regulatory thresholds. Dashboard tiles show overdue and due-soon leak checks so nothing slips through.

CO₂e Threshold Required Interval Default in Field Ascend
≥ 5 tonnes Every 12 months 12 months (configurable)
≥ 50 tonnes Every 6 months 6 months (configurable)
≥ 500 tonnes Every 3 months 3 months (configurable)
  • Configurable intervals — adjust thresholds per tenant to match your operational policy
  • Dashboard alerts — "Leak Checks Overdue" and "Due Soon" tiles on your main dashboard
  • Next check date auto-calculated — set when the engineer logs a leak check
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Force Rules for Job Completion

Enable the Force Refrigerant Log setting and engineers cannot mark a job as complete until every refrigerant-bearing piece of equipment on that job has at least one F-Gas log entry. This works across all three platforms—admin portal, engineer web portal, and the offline mobile app.

  • Tenant-level toggle — enable or disable per business
  • Multi-equipment aware — checks every bearing item on the job, not just one
  • Consistent enforcement — same pattern as mandatory photos, signatures, RAMS, and PPM checks
  • PPM integration — engineers can also complete F-Gas logs during PPM check completion
  • Clear UI feedback — red "Required" badges on equipment cards until completed
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Offline-First Mobile App

Engineers working in plant rooms, basements, rooftops, and rural sites often have no mobile signal. Field Ascend's offline-first mobile app saves F-Gas log entries to the device's local database instantly. Everything syncs to the server automatically when connectivity returns.

  • True offline-first — SQLite on-device, not "offline mode"
  • Instant feedback — no loading spinners, no "waiting for server"
  • Background batch sync — queued entries push automatically
  • Refrigerant type cache — gas types available offline
  • Force rules enforced offline — compliance checks don't need connectivity
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Customer Portal Access

Under F-Gas regulations, equipment operators (your customers) are responsible for ensuring compliance. Field Ascend lets you give your customers direct access to their equipment's refrigerant history, leak check results, and compliance summaries—reducing admin requests and building trust.

  • Tenant-controlled visibility — enable or disable customer F-Gas access per business
  • Summary dashboard — gas type, current charge, CO₂e, next leak check due
  • Full log history — every charge, recovery, and leak check visible
  • CSV download — customers can export records for their own auditors
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Audit-Ready Compliance Reporting

When the Environment Agency comes knocking, you need everything in one place. Field Ascend's F-Gas compliance report gives you instant visibility across your entire portfolio.

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Overdue Leak Checks

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Due Soon Alerts

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Compliant Equipment

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Net Usage Totals

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Filter by Customer

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Filter by Engineer

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Filter by Gas Type

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CSV Export

Who Needs F-Gas Compliance Software?

Any UK business that installs, services, or decommissions equipment containing fluorinated greenhouse gases needs robust record-keeping. Field Ascend serves them all.

Part of a Complete Field Service Platform

F-Gas compliance isn't a bolt-on—it's woven into the same platform that handles your jobs, scheduling, timesheets, invoicing, and more. One login, one system, zero double-entry.

F-Gas Compliance FAQ

What F-Gas records must be kept under UK law?

Under the retained EU F-Gas Regulation (517/2014), operators must record the quantity and type of gas installed, added, or recovered; the date and results of mandatory leak checks; the identity of the certified engineer; and details of any decommissioning. Records must be kept for at least five years. Field Ascend automates all of this with per-equipment digital logbooks that are always accessible.

How often are F-Gas leak checks required?

Frequency depends on CO₂ equivalent: ≥5 tonnes CO₂e requires annual checks; ≥50 tonnes every six months; ≥500 tonnes every three months (or six months with a permanent leak detection system). Field Ascend auto-calculates CO₂e and schedules the next check—your engineers and office staff never need to look up thresholds manually.

Can my customers access F-Gas records for their equipment?

Yes. Field Ascend includes a customer portal where your clients can view refrigerant history, leak check results, and compliance summaries. This is a tenant setting—you control whether customer access is enabled. Customers can also download CSV exports for their own auditors.

Does the F-Gas module work offline on the mobile app?

Yes. Our offline-first mobile app saves F-Gas entries to the device's local database instantly. Everything syncs automatically when signal returns. Engineers can work in plant rooms, basements, and rooftops without worrying about connectivity.

Can I force engineers to complete F-Gas logs before closing a job?

Yes. Enable the "Force Refrigerant Log" setting and job completion is blocked until every refrigerant-bearing piece of equipment on the job has at least one F-Gas log entry. This works on admin, engineer web portal, and mobile app—following the same pattern as mandatory photos, signatures, and PPM checks.

What refrigerant types are supported?

Field Ascend ships with 12 common refrigerant types pre-configured (R-410A, R-32, R-134a, R-407C, R-404A, R-1234yf, R-1234ze, R-290, R-600a, R-744, R-717, R-22) with GWP values. You can also add custom refrigerant types for specialist applications.

What are the penalties for F-Gas non-compliance?

The Environment Agency enforces F-Gas regulations in England. Non-compliance can result in enforcement notices, prohibition notices, and civil penalties up to £200,000 for serious breaches. Common infractions include failure to maintain records, missed leak checks, and using unqualified personnel. Digital record-keeping provides a clear audit trail that demonstrates compliance.

How does running charge tracking work?

Every time an engineer logs a charge, top-up, recovery, or decommission action, the system automatically recalculates the equipment's current refrigerant quantity and CO₂e value. This gives you an always-accurate view of each piece of equipment without manual spreadsheet calculations—meeting the industry gold standard for refrigerant tracking.

Ready to Digitise Your F-Gas Compliance?

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