uxcell Ball Valve, 1/2" Slip PVC Socket End Valve T-Handle Water Shut-Off Valve for Irrigation and Water Treatment Dark Gray Red: Amazon.com: Industrial & Scientific
1/2" Socket x 1/2" Socket x 1/4" FNPT PVC Steel Tee: Amazon.com: Industrial & Scientific
3/4" Socket x 1" FNPT PVC Reducer Sched 40: Pipe Fittings: Amazon.com: Tools & Home Improvement
Spears PVC Socket x Socket Ball Valve, Tee, 3/4" Pipe Size: Amazon.com: Industrial & Scientific