Head: 10ísABS plastic in Safety Yellow head, ABS plastic eye wash. Valves: Shower valve is making of the 1íscorrosion- resistant brass galvanized ball valve. Eye wash valve is making of the 1/2íscorrosion- resistant brass galvanized ball valve. Water supply and outlet: 1 1/4ísIPS. Flow control: Shower: 105-114L/Min. Eye Wash: 9.8L/Min. Hydraulic pressure: 0.2MPA~0.6MPA Original water: Clean or leached water. Condition: Eye Wash & Showers option for almost every industrial situation. Used it above 10íµ, fix the trestle to the wall.