Pressure equalization tank. Enhances multiple pressurized water systems. Pressurized water storage maintains full flow when water demand momentarily exceeds pump capacity. Smoother flow, quieter water systems. Better hot water temperature control. Longer pump life and less battery drain. Integral rubber diaphragm eliminates maintenance. Fixed mounting bracket for sturdy installation. Connections: 3/4" BSP female thread. Maximum operating pressure: 10 bar. Volume: 22 liters. Dimensions: 30 x 27 x 59 cm. Weight: 5.6 kg.