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... plate absorber is fabricated using the latest ultrasonic welding machinery and a specially developed welding technique that increases the heat transfer from the absorber to the heat transfer fluid in the copper register. Our flat plate and facade collectors feature our unique absorber covered with a high quality, selective PVD coating. Our Evacuated Tube Collectors are among the most efficient available, featuring double walled glass with its own selective PVD coating. Each U-type copper pipe is also welded to its own absorber with selective coating, increasing the heat transfer potential.

... odour control and air pollution control systems. Consultancy which supplies services such as front end engineering design studies, pilot trials and odour modelling to assist our clients with the specification of their air pollution or odour control requirements. ERG operates a Quality Management System accredited by Lloyds Register Quality Assurance (LRQA) to ISO9001:2008, covering all aspects of our internal processes, supplier management and interaction with our clients.