Backflow Prevention Kit Material_Copper the original Pro-C Controller has

the original Pro-C Controller has been replaced with an updated version

50 CMB-SP 5-47 1" F 1" M 38 78 PM2 0

90mm outlet

All female threads 1 1/4" and greater are supplied with a stainless steel reinforcing ring

These units are used mainly on pump and commercial installations and have female BSP threads

Backflow Prevention Kit Material_Copper the original Pro-C Controller hasA Backflow Prevention Valve is required to stop water from the irrigation system returning to the potable supply. Once you have this kit your garden tap can be removed, the backflow prevention kit can be installed and the garden tap installed back into the backflow prevention kit. That way your irrigation system is not restricted by the reduced flow rate of a garden tap and you still retain the tap to attach a garden hose to if needed. This back flow