DESCRIPTION

• For use in ventilation and air-conditioning systems for water-side terminal unit control in closed circuits, e.g. for induction units, fan-coil units, small re-heaters and small re-coolers.
• 2-pipe systems with 1 heat exchanger for heating and cooling
• 4-pipe systems with 2 separate heat exchangers for heating and cooling
• In closed-circuit zone heating systems
• Separate floors in a building