Danfoss ASV-D (003Z7010) — partner (shut-off) valve for the ASV automatic-balancing family, DN 25, for hydronic heating and cooling circuits. The ASV-D is mounted in the supply pipe of a balanced riser and works together with an ASV-P or ASV-PV self-acting differential-pressure controller on the return: it provides isolation of the branch and, via its measuring point, connection for the controller impulse and commissioning measurement. kVS 9.5 m³/h; valve body cW 617N dezincification-resistant brass; medium temperature -20–120 °C; connection internal thread. OEM P/N 003Z7010, EAN 5702424617912. Technical data quoted verbatim from store.danfoss.com (code 003Z7010).