Pex Viega Viega Controls & Valves | Basic Heating Control

This Basic Electronic Outdoor Reset Control Modulates System Water Temperature As Outdoor Temperature Fluctuates.

Features

• Modulating Mixing Valve Control
• Supply Temperature High Limit
• Seasonal Pump Activation
• Boiler Activation
• Mixing Valve And Pump Exercising
• Optional Indoor Sensor For Room Air Temperature Control Available, #16016 (Not Included)