Waste Pipe Fittings

The McAlpine CONVALVE-125P is a 1¼" in-line non-return valve designed to prevent wastewater from flowing back into the system. It uses a standard ...

McAlpine CONVALVE-125 is a practical 1.25" non-return valve that provides reliable protection against backflow. Its solid construction ensures sup...

In-Line Vertical Non-Return Valve with inlet and outlet connection for 19/23mm pipe The McAlpine CONVALVE 19/23mm In-Line Vertical Non-Return Valve...