System with 2 heating circuits, including one with an electric mixing valve with actuator. The system includes: 1. Zone manifold C 60 2 F - DN 25 2. Group SA 125 - DN 25 with pump 3. Group SMT 125 DN 25 with pump 4. Wall mounting set DELTA for manifold 5. Check valve to the manifold C 60 - DN 25 6. Actuator MP 10 - 230/140 with adapter A 101