About Us

Originally formed by Mr Ray Andrews, the 'Midtherm Group' has grown steadily over the years and consists of Midtherm Engineering Ltd, Midtherm Flue Systems Ltd, Midtherm Powder Coating Ltd, Midtherm Laser Ltd and Midtherm Stainless Ltd, all manufacturing products here in the UK.

Midtherm Engineering Ltd have been successfully designing and installing flue systems for over 30 years. Our product range is constantly being updated, and includes flues, masts, chimneys, commercial canopy systems, natural ventilation systems and our newest product Furanflex composite liners.


Based in the West Midlands, Managing Director John Walsh and Contracts Director Denny Walker lead our team of highly trained and experienced engineers, managing projects throughout the UK and overseas. Most notably having installed the six main flue systems in the prestigious Burj Khalifa Tower, Dubai. This 828m high super structure is the tallest building in the world to date and has been fully facilitated with our products and services throughout the multiple high tech plant rooms.


We offer high quality, well designed installations with a professional service. This includes initial survey of sites, design by our engineers, fluid dynamic calculations, 3D drawings, photo realistic visualisations, Method Statements, Risk Assessments, installation and pressure testing.


Case Studies

Chimney and flue
Client to have new boilers and CHP plant installed at Telford Ice Rink complete with new flue systems discharging above roof level in accordance with the Clean Air Act. The final confirmed discharge...
Telford Ice Rink
Furanflex Installation

Client had to have existing boilers replaced over a weekend to ensure continuation of heating during the heating season. The old boilers were pressure jet, and the combined flue d...

Anglo-European Chiropractic College