Superb quality Double Union Flapper Non Return Valves are made to exacting standards and are perfect for preventing return flow back to the pump when the pump is switched off or in the event of a power cut.

This Double Union Flapper Non Return Valve also know as 'Swing Check' valves have numerous advantages over the normal pressure non return valves, as they use a flap to stop the return flow and are not sprung, which requires a more powerful pump to hold the valve open. These Flapper non return valves do not create any back pressure on your pump, and the flap simply closes when the flow of water is stopped creating the non return function.

• Superb Quality Non Return Valve.
• Creates virtually no back pressure on the circulation pump.
• Fitted with Unions on each end for ease of removal  / Maintenance.
• Clear body for inspection.
• Compatible with 1-1/2 Inch, 2 Inch and 3 Inch pressure pipe.
• Can be used with Black Solvent Weld Pipe with reducers.

These Flapper Non Return Check Valves have a union fitting on each end enabelling easy removal for cleaning and are equiped with a clear body so they can be visibly inspected at any time.

Truly fantastic, These Double Union flapper Non Return Valves are available in 1-1/2  inch, 2 inch and 3 inch imperial pressure pipe sizes and are solvent welded into the pipeline.

These Valves can be reduced using the Reducing sleeves (pressure to Waste) for use with Black Solvent Weld Pipe.

Superb quality Double Union Flapper Non Return Valves are made to exacting standards and are perfect for preventing return flow back to the pump when the pump is switched off or in the event of a power cut.

This Double Union Flapper Non Return Valve also know as 'Swing Check' valves have numerous advantages over the normal pressure non return valves, as they use a flap to stop the return flow and are not sprung, which requires a more powerful pump to hold the valve open. These Flapper non return valves do not create any back pressure on your pump, and the flap simply closes when the flow of water is stopped creating the non return function.

• Superb Quality Non Return Valve.
• Creates virtually no back pressure on the circulation pump.
• Fitted with Unions on each end for ease of removal  / Maintenance.
• Clear body for inspection.
• Compatible with 1-1/2 Inch, 2 Inch and 3 Inch pressure pipe.
• Can be used with Black Solvent Weld Pipe with reducers.

These Flapper Non Return Check Valves have a union fitting on each end enabelling easy removal for cleaning and are equiped with a clear body so they can be visibly inspected at any time.

Truly fantastic, These Double Union flapper Non Return Valves are available in 1-1/2  inch, 2 inch and 3 inch imperial pressure pipe sizes and are solvent welded into the pipeline.

These Valves can be reduced using the Reducing sleeves (pressure to Waste) for use with Black Solvent Weld Pipe.