The ZILMET WATER-PRO 18L Potable Expansion Vessel (Blue) Z1-300018WH is a heating expansion vessel designed to maintain water pressure in closed water systems.

Product Features:

• Product Type: Heating Expansion Vessel
• Capacity: 18 Litres
• Connection Type: 3/4" BSP
• Maximum Operating Temperature: Up to 70?C
• Membrane: Butyl membrane for potable water systems
• Mounting Type: Includes a wall mount bracket
• Maximum Operating Pressure: Operates up to 10 bar

This expansion vessel is ideal for maintaining consistent water pressure in your heating system.