Hydroseal : 20 Years of Waterproofing Excellence
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Hydroseal : 20 Years of Waterproofing Excellence
Hydroseal : 20 Years of Waterproofing Excellence

(Photos from the 20-Year Sampling Witness Conference)
How long can a good waterproofing project last? The answer is that it lasts at least 20 years!
Hydroseal, Taiwan’s waterproofing leader, hosted the world’s first “20-Year Sampling Test Results Witnessing” conference for its BayBrane® Waterproofing Membrane in Taipei, highlighting landmark projects from the Singapore Undersea Tunnel to Fo Guang Shan Dazhong Hall.
The event also featured the BayBrane® Rain Museum, where artworks stayed completely dry through days of heavy rain, powerfully demonstrating Hydroseal’s proven durability and craftsmanship.

(Taiwan Hydroseal BayBrane® Rain Museum )
Hydroseal’s former chairman stated that the BayBrane® Rain Museum was created to build confidence in BayBrane®—if artworks stay dry, buildings and infrastructure can trust its protection.
At the world-first witnessing conference, Hydroseal presented on-site test results from a membrane applied in 2002 at the Dun Nan Building. After 20 years of extreme weather, acid rain, and earthquakes, BayBrane® still showed outstanding waterproofing, strength, and crack resistance, with a projected lifespan of 30–40+ years, far exceeding standard waterproofing systems and surpassing the 15-year structural leakage warranty required by Taiwan regulations.

(Photos from the 20-Year Taiwan Hydroseal's BayBrane®) (Left) Sample from 2015 taken from basement wall. (Center) Sample from 2016 taken from the roof. (Right) Sample from 2020 taken from the roof.
Chairman Chen of MING TAI INDUSTRIAL CO., LTD., a key witness at the 20-Year Sampling Conference and former Mainland Engineering GM, recommended Hydroseal to resolve long-standing rooftop leakage at Taipei’s Ren’ai Ti-Pao community.
Since its founding in 1993, Hydroseal has built a reputation across Asia with projects such as the Singapore Undersea Tunnel, Taiwan High-Speed Rail, Marriott Hotels, and major rail, highway, and metro works in China. Guided by a “quality craftsmanship” philosophy, Hydroseal focuses on enduring waterproofing performance rather than advertising.
