Marsh Industries’ GMS★ ‘Roundel’ – Ø1812 x 1m high – is shallow, compact and provides easy installation, particularly in urban areas or sites with arduous ground conditions and reduces the risk of undermining existing structures, pipelines or cable ducts.Testing and verificationMarsh Industries has reassessed the currently prescribed testing methods for grease traps and devised its own unique test rig and analysis at Loughborough University.The rig, put to test for 12 months, addressed calls from the industry for clarity in testing procedures of grease trap technology. After completing trials, the new range of grease traps are the only products of their type that have been successfully tested using materials that match the FOG used in the food industry, as opposed to the traditional test method of using heating oils.Applications Typical applications where grease traps/separators may be required: