Bathroom waterproofing is not to put the pipes underground

To make a waterproof layer in the bathroom, it is best to use environmentally friendly waterproof coatings. >>>More

First of all, let's talk about the two functions of waterproofing before backfilling: >>>More

1. To prevent water leakage in the bathroom, it is necessary to do a good job of waterproofing. >>>More

There is no need to increase the height, it should be slightly lower than the level of the bedroom or living room to avoid stagnant water in the bathroom and the water flowing outside

Yes, there is upstairs water seepage in the downstairs bedroom, which means that the upstairs bathroom is not waterproof and needs to be re-waterproofed.