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Is it true that Yuhong Waterproof Warranty lasts for 50 years?

Yes According to Yuhong official website's inquiry, according to the latest Code for Residential Engineering (Draft for Comment) issued by the Ministry of Housing and Urban-Rural Development, the waterproof warranty period of residential building structure is not less than 50 years, the waterproof warranty period of roof and bathroom is not less than 20 years, and Yuhong waterproof system is adopted for underground engineering. Since the date of acceptance, the company has a 50-year warranty and free maintenance within 50 years. Yuhong Waterproof is a brand of Beijing Oriental Yuhong Waterproof Technology Co., Ltd. ..