1. The original waterproof layer of my house has been completed, why do I need to make a waterproof layer?

Generally, the finished house has been made of waterproof layer by the construction unit, because the waterproof layer is often damaged when the toilet or other equipment is installed after the waterproof layer is completed, and the waterproof layer of the toilet wall used as the bathroom should have a height of 1.8 meters.

Therefore, in the decoration stage, it is recommended to make a waterproof layer.

2. What standard should the waterproof layer construction meet?

The leveling layer of the kitchen and bathroom should have a certain slope (about 2%); the waterproof self-leveling layer returns to the wall with a height of 300mm, and the shower room and the next wall have a waterproof requirement. The wall height should be 1800mm; the waterproof coating is fully coated with no omissions, and the base layer The bonding is firm, no bubbles, no cracks, no delamination, and the surface is smooth, the painted height of the rolled up part is basically uniform, and the thickness must meet the product's specified requirements.

3. After the waterproofing is done, why do a closed-water experiment?

The closed water experiment can verify whether the waterproof function of the waterproof layer is normal. Closed water test: The depth of the highest aquifer is not less than 20 mm, and the water storage time is not less than 24 hours.