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Hidden Projects Exposed - Mixing Hot and Cold Water Pipes
Hidden project reveals - cold and hot water pipes mixed hot and cold water pipes mixed white is cold water pipes, red hot water pipes, cold water pipes and hot water pipes mixed together. There are hidden dangers: the expansion and contraction rate of hot and cold water pipes is different. Due to thermal expansion and contraction, the cold water pipes burst and leak. Standard operation: distinguish hot and cold water pipes according to color and operate strictly.