Safe Stream 7-gal., self-contained Eyewash Station delivers 15-min. flow. Wall-mount unit boasts simple installation and maintenance. Two rigid bottles deliver flushing fluid at a consistent flow rate. To use, activate eye wash stream, lower head until the eyes enter wash stream hold eyelids open with thumb and forefingers, and flush for 15 minutes. Seek qualified medical attention immediately. Meets ANSI Z358 standards. Lavoptik Preservative Eye Wash Concentrate is available in Quick-pour, 16- and 32-oz. sizes.