Do you need to do waterproofing before burying the pipe after digging the groove of the hidden water

The bathroom and kitchen are all water and electricity first, put the water pipes and electric pipes in place, and then brush the waterproof paint, and then start to lay floor tiles. Finally suspended ceilings.

The bathroom decoration should first do the water pipe arrangement, and then make the waterproof layer. According to the rules of the house decoration construction process, the entry of workers into the site is always the first step. If the waterproofing is completed first, then the subsequent construction arrangement of the water pipe, such as slotting and drilling, will inevitably damage the waterproof layer, thus forming a hidden danger of water leakage. >>>More

Home decoration waterproofing is to go through water and electricity first and then do waterproofing. The installation of water and electricity will damage the cement base surface, resulting in the destruction of the original waterproof layer made by the developer!

The pressure should be tested first and then closed, so that the loopholes can be repaired in time after the pressure test, so as to avoid the repeated operation of sealing first and then testing the pressure, and then opening the seal when there is a problem.

On the contrary, first do the flooring, and then do the waterproofing. >>>More