Watts Regulator 100XL-4-150 T&P Relief Valve 3/4" 150 PSI 4" Stem 0066100

• Temperature and Pressure Relief Valve
• Type Self-Closing, Lever
• Inlet Size 3/4 Inch
• Outlet Size 3/4 Inch
• End Connection Male Threaded x Female Threaded
• Body Material Brass
• Spring Material Stainless Steel
• Set Pressure Range 150 PSI
• Temperature Rating 210 Deg F
• Pressure Rating 75 to 150 PSI
• Inclusions/Features Self-Closing, Full Automatic, Test Lever, Unique Thermostat with Special Thermo-Bonded Coating
• Application Water Heater and Hot Water Storage Tank
• Applicable Standard ANSI Z21.22, ASME, CSA
• Temperature Steam Rating 105000 BTU/Hour

Features / Benefits

• These Combined 2-In-One Temperature and Pressure Relief Valves Provide the Least Expensive and Proven Means for Protection Against Both Excessive Temperature and Pressure Emergency Conditions
• Fully Automatic Temperature and Pressure Relief Protection for Domestic Hot Water Supply Tanks and Heaters Based on the Latest ANSI Z21.22 Listing Requirements for Temperature Discharge Capacity
• Reliable and Proven Means of Protection Against Excessive Temperature and Pressure Build-Up in Domestic Hot Water System
• Includes Test Lever
• For Water Heaters from 15000 to 105000 BTU/Hour