Balancing valve Danfoss, ASV-PV-20 automatic, with insulation

& lt; p & gt; ASV-PV is a balancing valve that maintains a constant pressure drop across the riser.The ASV-PV can be set to regulate the pressure difference between 0.05 bar and 0.25 bar (5 kPa and 25 kPa).The value set by the manufacturer is 0.1 bar (10kPa).The ASV-PV is designed for installation in a return pipe.It has a shut-off function and a drain tap.& lt; / p & gt;