Suprafilt offer a complete aeration solution including the design, advice, manufacture and installation of energy efficient fine bubble aeration systems for biological treatment of sewage and wastewater. ISO 9000, 14000 and 18000 approved. Supply and installation of complete systems to all UK Water companies and major industrial companies.. Suprafilt, established for over 20 years are at the forefront of energy efficient aeration systems and are able to offer a complete package to include diffusers, mixers, blowers and fabrication. Based in the North West Suprafilt offer fantastic technical expertise and their own installers enabling to give customer comfort from conception to completion.