These brass swing check valves provide automatic one-way flow control, helping to limit reverse flow when the system stops. Each variant has female BSP threaded connections at both ends and a nitrile-rubber seat.

Available sizes

• 1 in, 1¼ in, 1½ in and 2 in BSP
• Brass body
• Swing-disc mechanism
• Nitrile-rubber seating
• Listed pressure class: PN16

Select the same nominal size as the adjoining pipework and confirm thread form, flow direction, permitted orientation, minimum operating flow and fluid compatibility. Fit in the marked direction. This listing does not establish approval as a potable-water backflow-prevention device; use the legally required protection arrangement for the installation.