Midwest Control ADV-50 300 CWP 1/2" FPT Auto Drain Safety Exhaust Ball Valve</br></br><div style="text-align:left"><b>[Product Information]</b><br><ul><li>300 PSI CWP 150 WSP Service</li><li>Suitable for Vacuum Service to 29. 9" Hg</li><li>Full Port</li><li>Forged Brass Construction</li><li>Threaded (10-32) Automatic Vent</li></ul></div></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br><img src='http://ecx.images-amazon.com/images/I/41G-zdTfIIL.jpg' noproxy></br>