&frac14;-Turn Ball Valve Frost Proof Sillcock; 8" wall thickness; &frac12;" m.p.t. x &frac12;" copper inlet connection; Quarter Ball QB-108MC Rugged ball valve construction - tested to over 290,000 On/Off Cycles -turn convenience - Ergonomic handle for left or right hand operation Solid brass cartridge - no ceramic discs, no compression washers, no O-Rings Fully code approved with both anti-siphon & anti-backflow protection; Patented - U.S. & Others Enclosed screw holes with built-in drainage pitch