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Yaesu Guchi Kaikan Hall
The Yaesu Guchi Kaikan hall was constructed 49 years ago, using galvanized steel for its air-conditioning heating plus chilled water pipework*. The pipe was corroded with red rust inside, so the hall adopted the anti-corrosion pipe renewal device Pipetector, which cost 1/10 compared with the whole pipe replacement.
*It is a type of air-conditioning system that handles both heating and chilled water in a single ...