Camco 22223 Drain Valve 3/8 or 1/2 Inch Dual Barb with Flange<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Easily drains the RV fresh water tank</li><li>Graduated for use with 3/4 or 1/2 Inch vinyl tubing</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41cO3ZC7%2BnL.jpg" noproxy>