Features If the pressure of the medium in the system pipeline or device exceeds the set value, the pressure will be automatically released to achieve the purpose of safety protection. Made of high‑quality brass and stainless steel, with high hardness and abrasion resistance, it can extend the service life. The handle is convenient to control the backflow valve, and the outer cover plays a protective role, which is safe and convenient. Suitable for Titan 440C/440i/450 / Wagner PS20/PS22 spraying machine, accurately matching the corresponding model. These backflow valve components are accurate in size and have standard thread for strong compatibility. Specification: Item Type: Backflow Valve Material: Brass, stainless steel Specification: G11/16in-20 Purpose: To protect the valve that is damaged due to excessive pressure in the system. Once the medium pressure in the system pipeline or device exceeds the set value, the pressure will be automatically released to achieve the purpose of safety protection. Scope of Application: Suitable for Titan 440C/440i/450 / Wagner PS20/PS22 Package List:1 x Backflow Valve2 x Stainless Steel Thimble1 x Backflow Valve Handle1 x Backflow Valve Cover Note:When installing the backflow valve, the components should be installed one by one in order. It is not possible to assemble the complete set of reflux valve in advance and install it on the machine, otherwise it is easy to damage the backflow valve thimble. Package List 1 x Backflow Valve 2 x Stainless Steel Thimble 1 x Backflow Valve Handle 1 x Backflow Valve Cover