1. The ceramic and ball valve controls spray and eye wash respectively. It is easily operate and you may assure the quality. 2. The spray head: Using the ABS and brass to mould, coming to incorporate, in-built the spumes instrument, having filtration cotton and dust shield, the dust cup can clean the dust usually, removed automatically when eye wash is operate, to debase the hydraulic pressure when to be open abruptly, so as to protect eyes. 3. Coating: Epoxy 4. Pipe: Galvanization steel pipe with resistant to rust in the inside of pipe. 5. Eye wash bowl and shower sprayer head: ABS.