The Dayton 6Py42 Double Diaphragm Pump is a high-quality pump made of aluminum with Buna N diaphragms. It is designed for positive displacement and has a maximum air consumption of 17 scfm. This pump is ideal for various industrial applications and comes with a California Prop 65 Warning. With a weight of 11.0000 and dimensions of 10.700 x 9.480 x 10.700 inches, this pump offers reliable performance and durability for your pumping needs.