3/4" Sweat 3-Way Thermostatic Mixing Valve 3/4", ASSE 1017,

SKU: 1829975773_2

Brand: Caleffi

Product Description

The Caleffi 521 series of 3-way mixing valves is used in systems producing domestic hot water or in radiant panels heating systems. Its function is to maintain the temperature of the mixed water supplied to the user constant at the set value when there...