Job Recruitment Website - Property management company - After the house was renovated and the property was accepted, it was said that it should be waterproof. Is it reasonable?

After the house was renovated and the property was accepted, it was said that it should be waterproof. Is it reasonable?

Unreasonable. When a developer builds a house, waterproofing is completed. Some are not waterproof, others are asphalt. It's best to drain water again with waterproof paint before decoration. . . . . . . Now that your floor tiles are laid, what should you do?