Homewerks VGV-1LH-B2B Premium Gas Ball Valve, Female Thread x Female Thread, Brass, 3/8-Inch 1-Piece forged brass body 1/2 PSIG and 5 G CSA CR91-002 Certified for use on piping; ANSI Z21.15 / CSA 9.1 Certified for appliances and appliance connectors ASME B16.44 Certified for use in above ground piping systems up to 5 PSI Made in Italy