Manual Drain-off Emergency Shower&EyeWash 1. Geographical anti-icing product 2. The special three-way spherical valve as the chief water-in valve is installed under of The iced soil and an inner RC1/4 thread is connected with water source. On the ground it Is controlled by a pull rod. 3. When the lid of eve-washing plate is opened. The eye-washing sprayer will spray Water automatically; When the lid is closed, the sprayer will shut up the valve Automatically. And a filter is installed to assure the purity of water. 4. The water in the device can drain itself off automatically on the nonoperative Conditions so as to prevent icing the pipe. 5. A hand nozzle is equipped.