QuarterMaster brass Anti siphon frost free sillcock. Quarter turn. 1/2" MIP and 1/2" solder. Meets ANSI/NSF 61-9. Chrome-plated brass body and tube. UPC approved, IAMPO approved. ASSE approved. Ceramic cartridge design assures long life. 3/4" hose thread. Pipe ends comply with ANSI B1.20.1. Hose ends comply with ANSI B1.20.7. Solder ends comply with ANSI B16.18. Import.