... standard of GB/T5836.1-06.GB/T5836.2-06 execution.Product features:1. Materialized excellent performance ... 50 years, is building drainage, the drainage materials ideal.2. Easy installation, qualitative light, durable, and obviously accelerate ... flash and corner, corner shields not be too big.2. Tubes, pipes adhesive. Adhesive must try before assembly. ... a crane clamp. pvc pipe fitting Side floor drains