109-813 is a float valve. Made of bronze, this valve has serrated arms, a machined flange, replaceable seals, and a locknut with washers. It has a dual inlet thread for the connecting pipe and locknut with a male outlet. The valve runs on 125 PSI. Its machined flange is for support against the tank wall. The high-tensile arms allow easy adjustment of the water level. This float valve has a 1/2 inch diameter connection. Its tough and solid design makes it durable and easy to use with long service life.