The VesiArm hydronic expansion tank bracket comes with three 1/2″ NPT ports, two on the bottom one on top, built in automatic air vent and 0 – 60 PSI pressure gauge. Designed for closed loop systems. The 1/2″ NPT provisions allow for serviceability and flexibility during expansion tank installation. Features Dimensions 7-3/4″ Length from wall to centre of front 1/2″ Port, 2″ from wall to rear 1/2″ ports 60 PSI Pressure gauge included Overall length 10″ Automatic Air Vent included
