ASI’s Matte Black Collection provides a chic alternative for modern washrooms. Carefully curated to be versatile and powder coated for added durability, these accessories are ready to make a statement in any setting. The boldness of black creates an air of sophistication, while the subtlety of the matte finish exudes warmth. 40 fl. oz. (1.2 L) capacity liquid soap dispenser in stainless steel with matte black powder coated finish comes with an all purpose valve and a tamper-resistant refill indicator. Push button to dispense soap. Unit is refilled through hinged door at top requiring special key (supplied) to open. Soap tank will continue to feed properly until soap level is below valve intake port. Tank supply is replenished manually. Soap Requirements: Proper usage of this dispenser requires, that only soap within the following range for viscosity and pH may be used. Viscosity Range (mPa·s or cP): 100 – 3.5k pH Range: 5.5 ~ 8.5 A complete Dispensing Chart and other relevant technical documents are available for all dispensers.