Type-304 Satin Stainless Steel. Corrosion-resistant valve can dispense a variety of liquid soaps, iodine-based soaps, and alcohol-based liquid or gel hand sanitisers. Valve is sensor-activated and does not require contact with the dispenser to function. Lockable housing is equipped with a clear acrylic refill-indicator window and is hinged for refilling and maintenance. Unit has CE Certification. Please note foam quality may vary when used with foam hand sanitiser.