Is it better to make polypropylene in a sunken toilet or to make JCDecaux

First do a good job of the slope of the sinking position, and then do waterproofing, after doing a good job of waterproofing, place the sewage and drainage pipes, and then cover the cast-in-place putty board, and then do waterproofing. This is the practice of sinking caissons, doing secondary drainage.

Key points of secondary drainage design of sunken toilet:

1. Backfill height. >>>More

Polypropylene is fine. Bathroom polypropylene is a more traditional waterproof material, its price is cheap in many cities in our country is common, of course, waterproof quality assurance by waterproof materials and master craftsmanship. >>>More

Waterproofing should be done on the surface of the water, the bathroom sinks in the pool to do a waterproof, after the installation of water and electricity in the pool is completed, the concrete surface layer is done and then do a waterproof, the top can be paved with floor tiles.

You should ask a professional renovation construction master, who can tell you the sunken bathroom, with wooden planks as the bottom and cement steel bars on top, can this question be?