Do it
Anti-siphon design positively prevents backflow. Fits most toilet tanks. Installs easily in minutes. Replaces old-fashioned ball cocks. No floats. No rods. All parts included. Adjusting knob saves water.
3/8-In. x 10-Ft. Steel Pipe, Threaded, Black
SharkBite Max Brass Push Coupling
Anderson Metals 5/8 In. Compression Brass Tee
Anderson Metals Brass Flare Connector, Lead-Free, 1/2-In. Swivel
Advanced Drainage Systems Triple Wall HDPE pipe