Reactive Repairs & Rectificaton

What We Provide

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When your HVAC system fails or starts underperforming, you need an experienced engineer on site quickly, not a call centre. William Austin provide reactive repair and rectification services for commercial HVAC systems nationwide, available 24 hours a day, 7 days a week.

Whether your system has failed completely or is simply not performing as it should, our engineers will survey, diagnose and resolve the problem efficiently. Every reactive visit is followed by a full written report detailing what was found, what was carried out and any recommended follow-up works, so you always have a clear, documented account of your system's condition.

Systems We Repair & Rectify

Two Rinnai tankless water heaters installed on a wall, with pipes and gauges connected to them in a utility room.
  • Air Conditioning & Refrigeration Faults From refrigerant leaks and compressor failures to controls faults and poor performance, our F-Gas certified engineers diagnose and resolve air conditioning and refrigeration faults across all major system types and manufacturers, including split systems, multi-split, cassette units and VRF/VRV installations.

  • Heating & Boiler Breakdowns Boiler lockouts, heating system failures and LPHW system faults are resolved by our Gas Safe registered engineers. We work across all major commercial boiler makes and models, identifying the cause of the breakdown and carrying out the necessary repairs.

  • Domestic Hot Water Systems & Water Heaters We service, maintain and repair commercial domestic hot water systems and water heaters of all types and manufacturers, including Rinnai and other leading brands. For healthcare environments we provide the additional control measures required, including temperature monitoring, sampling and full compliance documentation, to ensure your hot water systems meet the stringent regulatory requirements of your sector.

  • Ventilation & Air Handling Unit Faults Mechanical ventilation failures, air handling unit breakdowns and extract system faults are repaired by our experienced engineers.

  • BMS & Controls Faults Building management system faults, controls failures and communication issues between system components are resolved by our controls engineers.

Why Choose Us?

A blue work van parked on a flat surface with trees and a building in the background. The van has branding and contact information for William Austin, a company specializing in heating, ventilation, air conditioning, plumbing, and energy solutions.
  • Available 24/7 Whether it's a boiler breakdown on a cold January morning or an air conditioning failure during a summer heatwave, one call to 01676 533666 gets you a response within working hours.

  • Experienced Across All System Types With over 50 years of commercial HVAC experience, our engineers work across all major system types and manufacturers, air conditioning, heating, ventilation and BMS controls.

  • Gas Safe & F-Gas Certified Engineers All gas work is carried out by Gas Safe registered engineers and all refrigeration work by F-Gas certified technicians.

  • Planned Maintenance Contracts Available Reactive repairs are often the result of systems that haven't been regularly serviced. If you'd like to reduce the risk of future breakdowns, we offer planned preventative maintenance contracts tailored to your site and systems.

  • 50+ Years of Commercial HVAC Experience Since 1976 we have been diagnosing and resolving commercial HVAC faults for businesses across the UK. We operate nationwide, from a single site reactive repair to managing reactive callouts across a multi-site estate, and there are very few faults or failures our engineers haven't encountered and resolved before.

Trusted By

Report a Fault or Request a Repair

Whether your system has failed completely or is underperforming and you're not sure why, we provide nationwide reactive repair and rectification services. Call us now and we'll get an engineer to you as quickly as possible.

Call us today on: 01676 533666

Our number is answered 24 hours a day, 7 days a week

✓ Available 24/7 · ✓ Gas Safe & F-Gas certified · ✓ All system types covered · ✓ 50+ years experience