Caleffi 521519A Mixing Cal 3-Way Thermostatic Mixing Valve， Low-Lead Brass with Adaptor<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Maintain Temperature</li><li>Compensates for both temperature and pressure fluctuations</li><li>Connection Type: Sweat</li><li>Connection Size: 0.75-Inch</li></ul></div><img src="http://ecx.images-amazon.com/images/I/31uGnUjcaRL.jpg" noproxy>