After you change the h2o as part of your spa, the water may well glance thoroughly clean, but it is not. It will eventually contain some mixture of rust, phosphorus, oil and dirt, all of which is able to make the water dull and cloudy after a while.Xem chi tiê?t ta?i ?ây : Gia? thiê?t kê? nô?i thâ?t SpaTính cách doanh nghi?p c?a b?n ph? thu