Brass Flow Meter for recirculating hotwater system. This provides visual confirmation that your water is circulating at the right speed. This is an important component of any hot water recirculating system. Even if your pump is on your water may not be moving for a variety of reasons. A flow meter will tell you that your water is moving and at what speed.
Integrated Flow Control - The slot at the top of the flow meter works like a valve to control water flow.
Connections are 3/4 MNPT x 1/2 FNPT
Place the flow meter on the cold side before your hot water pump.