Dial Commercial Float Valve - Allows for either 3/8 In. MPT (Male Pipe Thread) or 1/8 In. FPT (Female Pipe Thread) heavy-duty float valve. Brass body, brass internal plunger, 2-piece arm. Arm adjusts with set screw, not by bending the stem. May be used in residential and industrial evaporative coolers, and fountains. - Pipe Size: 3/8 In. MPT & 1/8 In. FPT, Material: Brass, Pkg Qty: 1