The KNF Dual (Double) Diaphragm Pump 24v, model N938.1.2 DC-B, features an aluminum body material and operates on a pneumatic power source. This pump is designed with a 1/8 inch outlet diameter and belongs to the category of dual diaphragm pumps, making it suitable for various industrial applications. With its reliable performance and quality construction from KNF, this diaphragm pump is a dependable choice for businesses requiring efficient pumping solutions in their operations. This pump has been opened, but has not been used.