"Haws 7501 Portable gravity operated eyewash features a 9 gallon capacity, FDA high-density green polyethylene tank that provides full pattern flushing at .4 gpm for a full 15 minutes . The fold-down eyewash arm has a positive upper limit stop that also covers and protects the spray outlets when not in use. Tank has handle on top to allow for easy handling. A wide-fill opening with threaded cap permits easy inspection, cleaning and filling. Model supplied with wall bracket and eyewash preservative to permit storage of water for up to six months. Measurements: 14-1/2" high, 22" wide, 10-1/8" deep.*Note: Unit must be wall hung. Model 7501 is certified by CSA to meet the ANSI Z358.1 Standard for Emergency Eyewash and Shower Equipment. Comes complete with bacteriostatic additive. Sold as Each"