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Alumasc’s Harmer Drainage products have provided a total soil and waste drainage solution for significant commercial development in Brighton. Harmer SML lightweight cast iron soil and waste system and Harmer Roof and Floor drains were specified for the £140m scheme … More >>

In an industry first, Alumasc has designed a new Rainwater and Drainage Calculator enabling Architects and Specifiers to build roof drainage systems which are automatically compliant to BS EN 12056:2000 and are designed to protect for the life of the … More >>

Harmer Drainage Systems 2014
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