GE Appliances Water Heater Expansion Tank – 2.1 Gallon, Pre-Charged 40 PSI, 3/4" MNPT Connection, Max Temp 200°F – Helps Protect Plumbing System

["HELPS REDUCE PRESSURE BUILDUP: Absorbs excess pressure caused by water expansion during heating to help protect your system.","PROTECTS PLUMBING & WATER HEATER: Helps reduce strain on pipes, valves, and appliances, supporting longer system life.","PRE-CHARGED FOR CONSISTENT PERFORMANCE: Factory pre-charged to 40 PSI with a maximum charge of 80 PSI for reliable operation.","BUILT FOR HIGH HEAT APPLICATIONS: Designed to withstand temperatures up to 200°F for use with residential water heaters.","EASY INSTALLATION: Standard 3/4\" MNPT fitting allows for quick connection to compatible plumbing systems."]