QED, is an industry leading engineering company specialising in supplying and installing Surge Control Systems, bespoke Compressor Packages for DAF, Instrumentation, backwashing etc, controls and system refurbishment. For over 20 years, QED has been successfully supporting and servicing major water and wastewater utilities in the UK and internationally. To maintain our superior quality of service QED only use in-house engineers, specifically qualified and trained in this very specialist area.