The full port ball valve is made with a durable forged brass body and a bottom-loaded blowout-proof stem. The valve has a maintenance-free dual O-ring stem seal, improved Dyneon* TFM PTFE seats, and comes in female pipe threaded sizes 1/8”- 4” and female sweat tubing sizes 1/2”- 4”. Manufactured in an ISO accredited facility, the ball valve is CSA Certified for use with natural, manufactured, mixed, liquid petroleum and LP gas/air mixtures.