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On Site repair Services -
Customer first

Our on site shell & tube heat exchanger leak repair service offered from our Unit Superheater Engineering division in Swansea offers a wide range of on-site services, offering cost effective solutions for our clients. By consistently achieving the very highest standards, we aim to exceed our customers’ expectations and regulatory requirements and, within a safe working environment, deliver world class customer service.

UnitBirwelco has designed and supplied more that 5,000 heat exchangers over the past 50 years, including coolers, evaporators, exchangers, reboilers, steam generators, superheaters and vaporiser units.


Our on-site repair service offers customers a quick and cost-effective service, which can include-

on site tube leak repair service


 We’re always ready to tackle new projects and help you elevate your business. Get in touch, let’s chat.


Fitter putting pipes in a superheater

Tube leak plugging or tube replacement service.

Vacuum leak testing of tubes.

Tube plugging utilising the Curtiss Wright Pop-A-Plug system.

Pulling and replacing individual tubes or whole bundle.

Cost effective​

Less time spent transporting goods

Expert advice on-hand

Can travel throughout the UK with all equipment needed

Available at short notice

Download our brochure

To ensure the very highest quality, we are certified to the following standards:

  • EC Certificate of Conformity to the Pressure Equipment Directive 2014/68/EC ASME (American Society of Mechanical Engineers) certified manufacturer of pressure vessels, U Code Stamp

  • ASME certified manufacturer and assembler of power boilers, S Code Stamp

  • National Board "R" Certificate of Authorization  

  • National Board 'NB' Certificate of Authorization to Register

  • Lloyd’s Register Quality Assurance ISO 9001 Management Systems

  • United Registrar of Systems (URS) ISO 9001 Management Systems

  • SGS ISO 9001 Management Systems

  • ISO 14001 Environmental Management

  • OHSAS 18001

  • BS EN1090  EXC 4

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