Works with most free-flowing all purpose liquid hand soaps. Soap level indicating window. 16 oz capacity. ADA compliant in force and one-handed operation. The Alpine Industries Manual Aspen Foam Soap Dispenser is ideal for restrooms in offices, restaurants, heath-care facilities, schools, and more. Vertical tank constructed of durable ABS plastic in a neutral gray and black finish, equipped with front window to monitor soap levels and lock to prevent tampering or vandalism, and measured doses to limit soap waste. Valve dispenses commercially marketed all-purpose liquid hand soaps.