What is the standard for waterproof design of toilet?

Toilet waterproofing is a very important process, and paint should be used in waterproof construction. The performance of waterproof materials shall conform to the relevant national standards, and shall have the product certificate. The surface of the base should be smooth without hollowing, sanding, cracking and other defects, and the moisture content of the base should meet the construction requirements of waterproof materials; The waterproof layer should extend from the ground to the wall, 250 mm. Above the ground. The height of the waterproof layer in the bathroom near the shower head wall should not be less than1800 mm; ; The coating waterproof layer should be painted evenly, with a general thickness of not less than 65438 0.5 mm. The coating waterproof surface should be free from foaming, flowing and unevenness, and the joint with pipe fittings, sanitary ware, floor drain and drain should be tight, flat and leakproof. After the waterproof project, a 24-hour water storage experiment must be carried out. In addition, because asphalt is used for indoor waterproofing, it is easy to decompose toxic substances and cause harm to human body. Now the country has clearly stipulated that asphalt cannot be used as waterproof material.