This 1/2 in. multi-orifice flow control valve is designed to limit the flow of water to equipment in tankless water heater installations and also prevent inadequate heat transfer due to excessive flow. It is made of lead free alloy and has a multi-orifice cylinder design with solder connections that allow you to select a flow adjustment of 2-1/2, 3, 3-1/2, or 4 GPM.
California residents: see Proposition 65 information
- Made of sturdy lead free cast brass
- Compatible with many tankless water heaters
- Adjusts to 2.5, 3, 3.5 or 4 gpm
- Maximum pressure is 150 psi