Everbilt 4.5 Gal Thermal Expansion Tank HDET4G

The 4.5 gallon expansion tank is built with a heavy duty diaphragm system to absorb the expansion of water volume. This helps prevent dangerous pressure build-up and protects your closed water system. The tank is factory pre-charged at 40 psi. Product Specifications: Brand: Everbilt Model: HDET4G GTIN13: 0850044296941 Depth: 11 in Height: 15.4 in Width: 11 in Weight: 7.28 lb