Commercial HVAC Leak Testing & Repair
Commercial HVAC leak testing and repair in the UK — pressure testing, electronic and UV leak detection on refrigerant and chilled water circuits, with repairs and recharge completed on site.
About Commercial HVAC Leak Testing & Repair
Commercial HVAC leak testing and repair in the UK — pressure testing, electronic and UV leak detection on refrigerant and chilled water circuits, with repairs and recharge completed on site.
Our commercial hvac leak testing & repair work in the UK is delivered by directly employed, REFCOM F-Gas registered engineers — never sub-contracted. Every job is priced as a fixed written quote with no hidden extras and finished with a same-day service report covering operating pressures, temperatures, electrical readings and any refrigerant added or recovered.
We work across offices, restaurants, hotels, retail units, schools, clinics, gyms, server rooms and light industrial sites in the UK — from a single split system to multi-floor VRF estates — to manufacturer specification and BESA SFG20 maintenance standards.
Common issues we resolve include weak cooling or heating output, refrigerant leaks, iced coils, blocked condensate drains, error codes and lockouts, noisy fans and compressors, failed PCBs, contactors and capacitors, dirty filters, and controls that no longer match how the building is used.
What's Included in Commercial HVAC Leak Testing & Repair
- Electronic, UV dye and nitrogen pressure testing
- Refrigerant and chilled water circuit repairs
- Evacuation, recharge and performance retest
- F-Gas leak records updated for compliance
How Commercial HVAC Leak Testing & Repair Works
- 1
Get in touch
Call or book online for commercial hvac leak testing & repair anywhere in the UK. We confirm scope and a fixed price.
- 2
Engineer attends
An F-Gas registered HVAC engineer attends at the agreed time, fully equipped and qualified for the work.
- 3
Work completed & reported
Work is completed to manufacturer and industry standards (CIBSE, BESA, F-Gas) and you receive a written service report on the day.
Commercial HVAC Leak Testing & Repair: Quick Answer
We provide commercial HVAC leak testing and repair, including pressure, electronic, and UV leak detection on refrigerant and chilled water circuits, with onsite repairs and recharges. This service is for businesses in London and the M25 area needing urgent leak solutions. We offer same-day and next-day appointments, operating 7 days a week from 07:00 to 21:00. Call-out for this service starts from £180 + VAT, with fixed written quotes and no call-out fee.
Common Problems We Solve
Suspect a refrigerant leak in your HVAC system
Our F-Gas certified engineers perform thorough commercial HVAC leak testing, utilising pressure testing, electronic, and UV detection methods. We accurately identify leaks in refrigerant and chilled water circuits, providing professional, on-site repairs and system recharges to restore your HVAC's efficiency. We cover London and the M25 region.
HVAC system losing performance or breaking down
Reduced HVAC performance often indicates a leak. Our F-Gas certified and Refcom registered engineers offer commercial HVAC leak detection and repair services. We diagnose refrigerant and chilled water circuit issues using advanced methods, ensuring effective repairs and recharges completed on site. Available 7 days a week, 07:00–21:00, with same-day appointments.
Need urgent HVAC leak repair for your business
Our commercial HVAC leak testing and repair service is designed for rapid response across London and the M25. We offer same-day and next-day appointments from 07:00 to 21:00, 7 days a week. Our F-Gas certified engineers quickly locate and fix leaks in refrigerant and chilled water circuits, with on-site repairs and recharges to minimise downtime.
What People Ask About Commercial HVAC Leak Testing & Repair
How can I test my commercial HVAC system for leaks?
We test commercial HVAC systems for leaks using professional methods including pressure testing, electronic detection, and UV leak detection. Our F-Gas certified engineers are equipped to accurately identify leaks in both refrigerant and chilled water circuits. We operate across London and the M25 area, offering same-day and next-day appointments.
How much does a commercial refrigerant leak test cost?
The call-out price for commercial HVAC leak testing, which includes refrigerant leak detection, starts from £180 + VAT. We provide fixed written quotes with no call-out fee for this service. Our services are available 7 days a week from 07:00 to 21:00 across London and the M25 region.
How expensive is a commercial AC leak to fix?
The cost for fixing a commercial AC leak starts with a call-out fee of £180 + VAT for leak testing and diagnosis. Repair costs depend on the nature and extent of the leak, with fixed written quotes provided before work commences. There is no call-out fee beyond the initial test charge.
Can I fix a commercial AC leak myself?
Commercial AC leak repair requires specialised skills, F-Gas certification, and specific equipment for handling refrigerants safely and legally. Our F-Gas certified and Refcom registered engineers are trained to perform these complex repairs and recharges on site, ensuring compliance and effectiveness for your business across London and the M25.
What is involved in commercial HVAC leak detection?
Commercial HVAC leak detection involves using advanced techniques such as pressure testing, electronic leak detectors, and UV dye detection to pinpoint refrigerant and chilled water circuit leaks. Our F-Gas certified engineers perform these assessments thoroughly, ensuring accurate identification and effective repairs across London and the M25 area.
Do you offer same-day service for commercial HVAC leaks?
Yes, we offer same-day and next-day appointments for commercial HVAC leak testing and repair across London and the M25 region. Our F-Gas certified engineers are available 7 days a week, from 07:00 to 21:00, to address your urgent HVAC system issues efficiently and professionally.
Key Terms
- F-Gas certified engineers
- Refcom
- TM44 accredited assessors
- London
- M25
- refrigerant circuits
- chilled water circuits
- pressure testing
- electronic leak detection
- UV leak detection
FAQs about Commercial HVAC Leak Testing & Repair
How much does commercial hvac leak testing & repair cost in the UK?+
Pricing for commercial hvac leak testing & repair in the UK depends on system size, access and equipment specification. We always provide a fixed written quote before any work starts.
What qualifications do your engineers hold for commercial hvac leak testing & repair?+
Yes. Every engineer is REFCOM F-Gas registered to the appropriate category (I–IV) for refrigerant-handling and is qualified to deliver commercial hvac leak testing & repair in the UK.
How quickly can you attend in the UK?+
For most the UK jobs we attend the same day or next day. Emergency HVAC call-outs are available 24/7 across the UK and surrounding areas.
Do you provide a service report or certificate on completion?+
Yes — every visit ends with a full service report covering the readings taken and any parts fitted, plus an F-Gas logbook entry where refrigerant is involved and any applicable commissioning or compliance certificate.
Do you cover all sectors in the UK?+
Yes. We deliver commercial hvac leak testing & repair across offices, retail, restaurants, hotels, schools, hospitals, data centres and industrial sites in the UK and surrounding areas.
Related HVAC & Refrigeration Services
Our engineers can carry out any of the works below in the same visit across the UK.
HVAC Fault Finding & Diagnostics
Expert HVAC fault finding and diagnostics in the UK — when another contractor is stuck, we find the fault. Refrigerant, electrical, controls and BMS.
HVAC Preventive Maintenance
SFG20-aligned HVAC preventive maintenance in the UK — scheduled visits, asset registers and digital service reports for every plant item on site.
HVAC Controls & Thermostat Installation
HVAC controls and thermostat installation in the UK — smart, programmable, Wi-Fi and BMS-linked controls for offices, retail and homes.
BMS HVAC Controls Service
Building Management System (BMS) HVAC controls service in the UK — Trend, Tridium/Niagara, Cylon, Distech and Honeywell systems supported.
Data Centre Cooling Systems
Data centre cooling design, installation and maintenance in the UK — CRAC, in-row, rear-door heat exchangers and free-cooling chillers under strict SLAs.
Commercial HVAC Services
Full-service commercial HVAC in the UK — system design, installation, planned maintenance (PPM) contracts and 24/7 emergency repairs for offices, retail, hospitality, schools and industrial sites.
Ready to Book Your Commercial HVAC Leak Testing & Repair?
Book a commercial hvac leak testing & repair, maintenance visit or inspection with our commercial HVAC engineers.
- ✓ Qualified Commercial HVAC Engineers
From £180 + VAT call-out