521619AC | Mixing Valve MixCal 521 Adjustable 3-Way Thermostatic with Gauge and Check Valve 1 Inch Low Lead Brass Sweat Union 200 Pounds per Square Inch | Hydronic Caleffi Product Type_Supply **Technical Specifications:** * SKU: 22648

**Technical Specifications:** * SKU: 22648 * Diameter: 14

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521619AC | Mixing Valve MixCal 521 Adjustable 3-Way Thermostatic with Gauge and Check Valve 1 Inch Low Lead Brass Sweat Union 200 Pounds per Square Inch | Hydronic Caleffi Product Type_Supply **Technical Specifications:** * SKU: 22648Mixing Valve MixCal 521 Adjustable 3 Way Thermostatic with Gauge and Check Valve Hydronic Caleffi 521619ACThis Mixing Valve MixCal 521 by Hydronic Caleffi is an adjustable 3 way thermostatic valve with a gauge and check valve. The valve is made of low lead brass and has a sweat union connection. It is designed for use with 1 inch pipe and has a maximum pressure rating of 200 PSI. The valve is also rated for a maximum temperature of 200 degrees