TMV Service Ltd operates within the plumbing and building services sector, specialising in the inspection, maintenance, and certification of thermostatic mixing valves across commercial and public facilities. The company supports compliance with water hygiene regulations and legionella control, ensuring safe hot water delivery. Its services typically include testing, servicing, and fault diagnosis, aligned with best practices in building services engineering. The organisation enhances safety, regulatory compliance, and system reliability across healthcare, education, and commercial environments