How to write the acceptance certificate of waterproof and closed water experiment upstairs in real estate license?

Waterproof and closed water certificate:

1. Check and accept the appearance, variety, specification, packaging, size and quantity of materials, and form corresponding inspection records.

2. Check the quality certification documents of materials and incorporate them into the engineering technical files.

3. After the materials enter the site, the inspection report of the materials entering the site shall be issued according to the specifications.

4. All indicators of the physical performance test items of the materials meet the standards, which is qualified; If an index does not meet the standard requirements, it should be re-sampled in the inspected products for re-inspection. If the reinspection results meet the standard requirements, the batch of materials is judged to be qualified.

5. Waterproof material. There are three main types: waterproofing membrane; 9 1 1 polyurethane waterproof material; New waterproof material based on polymer cement. The last category is divided into general GS waterproof materials and flexible JS waterproof materials. Among them, the universal waterproof material is suitable for waterproofing indoor floors and walls.