Hydrocontrol VFN – Cast Iron DRV Variable Orifice PN25

Oventrop double and regulating commissioning valves are installed in the pipework of central heating and cooling systems and serve to achieve the hydronic balance between the various circuits of the system.

Regulation, isolation. Infinitely adjustable presetting.
The pressure loss can be controlled exactly by using the pressure test points.

Max. operating pressure ps: 25 bar (PN 25)
Operating temperature ts: -20 C up to 150 C
Body made of nodular cast iron (EN-GJS – 500DIN EN 1563), stem made of brass resistant to dezincification. Disc with PTFE seal.
Maintenance-free stem seal due to doubleO-ring made of EPDM.