521519A | Mixing Valve MixCal 521 Adjustable 3-Way Thermostatic with Gauge 3/4 Inch Low Lead Brass Sweat Union 200 Pounds per Square Inch | Hydronic Caleffi SubCategory 4_Master Thread Repair Kits (Inch & Metric Sizes) The tee-handle provides ergonomic grip

The tee-handle provides ergonomic grip and easy operation

Its robust construction ensures durability and precision

Eliminates need for other mounting plates helping to minimize inventory requirements

this insert ensures exceptional performance and reliability

521519A | Mixing Valve MixCal 521 Adjustable 3-Way Thermostatic with Gauge 3/4 Inch Low Lead Brass Sweat Union 200 Pounds per Square Inch | Hydronic Caleffi SubCategory 4_Master Thread Repair Kits (Inch & Metric Sizes) The tee-handle provides ergonomic gripMixing Valve MixCal 521: Dependable Temperature Control for Hydronic Systems The Hydronic Caleffi Mixing Valve MixCal 521 is an adjustable 3 way thermostatic valve designed to deliver precise temperature control in hydronic systems. Engineered with a 3 4 inch low lead brass body and sweat union end connections, it ensures durability and reliable performance in various plumbing and hydronic applications. Featuring a built in gauge, the MixCal 521