TMV Annual Service Ltd operates within the plumbing and water safety sector, specialising in scheduled maintenance of thermostatic mixing valves across commercial and public facilities. The company supports compliance with water hygiene standards and effective legionella control, ensuring reliable temperature control and user safety. Its services typically include annual inspections, testing, servicing, and certification, aligned with best practices in building services engineering. The organisation enhances safety, compliance, and long-term system performance across healthcare, education, and commercial environments