Monument 1474R Universal Flexible Drain Plug Features

• Drain size capacity 3 1/2in - 6in / 89mm / 150mm.
• Suitable for blocking off or air testing pipes.
• Tough rigid plastic central mandrel has inflatable replaceable collar secured by two clips.
• Central nipple is for connection to a U gauge.
• Reverse end plug has removable stopper for an air test.
• Replace stopper and use as a drain plug for blanking off pipes.
• Equipped with Schrader valve inflation hose.
• Maximum inflation pressure 12 psi - 0.86 bar.
• Ideal for use with 174Z air testing kit.
• Use with pump 1308Q.