Rough In Valves

※HSIEN CHANG Thermostatic valve keeps water temperature within a safe ±3° F (±1.6° C), helping to protect you from sudden changes in hot or cold water pressure. 

※The Series TD21 features Vernet advanced paraffin-based actuation technology. 

※With two way diverter. 

※High flow rate performance. 

※The Hsien Chang Series TD21 is ASSE 1016-T listed and cUPC certified.

Connector Type: 1/2" NPT