Check valves

Backflow preventers for horizontal and vertical installation. Valve plug spring-loaded. Opening pressure 40 mbar. The check valves DN 10 and DN 20 are suitable for Oventrop compression fittings item no. 10271.. For central heating and cooling systems with closed circuits. For operation with non-aggressive, harmless media, e.g. water or water-glycol mixtures according to VDI 2035 / ÖNORM 5195.

Check valves

Piston type spring assisted check valve PN 25 DN 10, both ports female thread, with FKM seal, bronze/brass Art. No. 1072003

Piston type spring assisted check valve PN 25 DN 15, both ports female thread, with FKM seal, bronze/brass Art. No. 1072004

Piston type spring assisted check valve PN 25 DN 20, both ports female thread, with FKM seal, bronze/brass Art. No. 1072006

Piston type spring assisted check valve PN 25 DN 25, both ports female thread, with FKM seal, bronze/brass Art. No. 1072008

Piston type spring assisted check valve PN 25 DN 32, both ports female thread, with FKM seal, bronze/brass Art. No. 1072010

Piston type spring assisted check valve PN 25 DN 40, both ports female thread, with FKM seal, bronze/brass Art. No. 1072012

Piston type spring assisted check valve PN 25 DN 50, both ports female thread, with FKM seal, bronze/brass Art. No. 1072016

Piston type spring assisted check valve PN 25 DN 10, both ports female thread, with EPDM seal, bronze/brass Art. No. 1072103

Piston type spring assisted check valve PN 25 DN 15, both ports female thread, with EPDM seal, bronze/brass Art. No. 1072104

Piston type spring assisted check valve PN 25 DN 20, both ports female thread, with EPDM seal, bronze/brass Art. No. 1072106

Piston type spring assisted check valve PN 25 DN 25, both ports female thread, with EPDM seal, bronze/brass Art. No. 1072108

Piston type spring assisted check valve PN 25 DN 32, both ports female thread, with EPDM seal, bronze/brass Art. No. 1072110

Piston type spring assisted check valve PN 25 DN 40, both ports female thread, with EPDM seal, bronze/brass Art. No. 1072112

Piston type spring assisted check valve PN 25 DN 50, both ports female thread, with EPDM seal, bronze/brass Art. No. 1072116