Need All-Flo™ Aluminum 3-inch AODD pumps for your process? The larger 3-inch connection size is a good fit when you need higher throughput and a pump that can support bigger process lines. Aluminum is a great fit when you want a lighter metal pump body and your fluid is compatible with the material. These All-Flo™ 3-inch air-operated double diaphragm pumps use a Aluminum wetted path and are built for dependable pneumatic pumping. Before you order, confirm compatibility and operating conditions so the pump you choose performs the way you expect. Browse available configurations below and pick the option that matches your setup.