September 2011 Roofing Sika at Work Roofing Application Field: Decothane Omega 15 Case Study at Old Heath Primary School, ColchesterProject Requirement The existing flat asphalt roof had failed and the coping stones were failing and this was causing serious problems with water ingress. The specifier insisted on a new waterproofing system that was not only cost effective but would also come with comprehensive guarantees. Importantly, the new roof solution had to be installed during term time without causing any disruption. Sika Liquid Plastics Solution Decothane Omega 15 was brush and roller applied to the flat roof, parapet walls and coping stones to provide a completely seamless waterproof barrier. A key advantage of the system is that it did not require the stripping of the

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