Expansion Vessel - Heating Size:12L - 3/4" our yellow brass range offers

our yellow brass range offers a wide variety of products ideal for heating and

Non Pulsed-MID & Wras Approved

Operating Pressure PN10/PN16

As a result of their excellent chemical resistance

Our heating products range offers an extensive selection of high quality products including  'A' rated

Expansion Vessel - Heating Size:12L - 3/4" our yellow brass range offersExpansion vessels are installed on unvented systems to protect from excessive pressure when the water heats up. The vessel or tank is partially filled with air which helps control excess water pressure caused by thermal expansion. Suitable for use in water and heating water applications WRAS approved potable vessels Maintenance free design High grade butyl diaphragm Reinforced in key areas for longer lifespan O ring valve cap to prevent air leaks