Why do PVC pipe fittings appear whitening?
Why do PVC pipe fittings appear whitening? PVC pipe fittings are very common pipes in home decoration. When decorating our houses, water supply pipes and drain pipes are undoubtedly very important to us. However, PVC pipe fittings will show a certain degree of whitening after being exposed or bent and stretched. what is the problem? The staff of PVC pipe fittings briefly introduces here: 1. Water immersion whitening: When exposed to water or steam for a long time, many types of [...]