10 PIECES 1/2" PUSH FIT CAPS PUSH FIT easiest and fastest way to join copper, CPVC or PEX pipe in any combination LEAD FREE brass body. Foundation of a strong, corrosion resistant, durable fitting. Certified to ANSI/NSF-61 and ASSE 1061,Max presure: 200psi/Max temperature: 200F Approved to be used underground and behind walls without access panels SAME/1 DAY HANDLING TIME, USING 1-3 DAYS PRIORITY MAIL W.TRACKING # AND INSURED