Hayakawa Rubber Develops New Rooftop Waterproofing Method, Making Repairs More Convenient

Hayakawa Rubber Co. Ltd. has developed a primer that enables the adhesion-based repair of conventional thermoplastic polyolefin (TPO) sheets, which are used as a rooftop waterproofing material in large buildings such as factories, warehouses and commercial facilities. The company has then also started selling a new rooftop waterproofing method in the form of a soft polyvinyl chloride (PVC) sheet using…

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