Our
pressure reducing valves
Stainless steel pressure reducing valves
Robust, hygienic and corrosion-resistant
Pressure reducing valves
for the standard & extended range
DRV 702/708
With female thread 1/2" to 2"
Inlet pressure
max. 40 bar
Outlet pressure
1.5 – 10 bar
Seal material
NBR / FKM / EPDM
Design
Membrane
Kvs value
2.9 – 13 m³/h
Temperature range
-30 to 190 °C
DRV 702-R/708-R
With male thread 1/2" to 2"
Inlet pressure
max. 40 bar
Outlet pressure
1.5 – 10 bar
Seal material
NBR / FKM / EPDM
Design
Membrane
Kvs value
2.9 – 13 m³/h
Temperature range
-30 to 190 °C
DRV 772 / 778
With female thread 1/2" to 2"
Inlet pressure
max. 40 bar
Outlet pressure
0.5 – 9 bar
Seal material
NBR / FKM / EPDM
Design
Membrane
Kvs value
2.9 – 13 m³/h
Temperature range
-30 to 190 °C
DRV 772-R / 778-R
With male thread 1/2" to 2"
Inlet pressure
max. 40 bar
Outlet pressure
0.5 – 9 bar
Seal material
NBR / FKM / EPDM
Design
Membrane
Kvs value
2.9 – 13 m³/h
Temperature range
-30 to 190 °C
DRV 703 / 773
With female thread 1/2" to 1 1/4"
Inlet pressure
max. 16 bar
Outlet pressure
0.5 – 6 bar
Seal material
EPDM
Design
Membrane
Kvs value
2.9 – 6.1 m³/h
Temperature range
-30 to 75 °C
DRV 703-R / 773-R
With male thread 1/2" to 1 1/4"
Inlet pressure
max. 16 bar
Outlet pressure
0.5 – 6 bar
Seal material
EPDM
Design
Membrane
Kvs value
2.9 – 6.1 m³/h
Temperature range
-30 to 75 °C
DRV 802 / 808
With flange DN 15 to DN 100
Inlet pressure
max. 40 bar
Outlet pressure
1.5 – 10 bar
Seal material
NBR / FKM / EPDM
Design
Membrane
Kvs value
2.9 – 70 m³/h
Temperature range
-30 to 190 °C
DRV 872 / 878
With flange DN 15 to DN 100
Inlet pressure
max. 40 bar
Outlet pressure
0.5 – 9 bar
Seal material
NBR / FKM / EPDM
Design
Membrane
Kvs value
2.9 – 70 m³/h
Temperature range
-30 to 190 °C
Pressure reducing valves
for the low-pressure range
DRV 750
With female thread 1/2" to 2"
Inlet pressure
max. 25 bar
Outlet pressure
0.2 – 2 bar
Seal material
NBR / FKM / EPDM
Design
Membrane
Kvs value
2.9 – 13 m³/h
Temperature range
-30 to 190 °C
DRV 750-R
With male thread 1/2" to 2"
Inlet pressure
max. 25 bar
Outlet pressure
0.2 – 2 bar
Seal material
NBR / FKM / EPDM
Design
Membrane
Kvs value
2.9 – 13 m³/h
Temperature range
-30 to 190 °C
DRV 850
With flange DN 15 to DN 50
Inlet pressure
max. 25 bar
Outlet pressure
0.2 – 2 bar
Seal material
NBR / FKM / EPDM
Design
Membrane
Kvs value
2.9 – 13 m³/h
Temperature range
-30 to 190 °C
Pressure reducing valves
for the high-pressure range
DRV 724 / 725
With female thread 1/2" to 2"
Inlet pressure
max. 40 bar
Outlet pressure
1.5 – 20 bar
Seal material
NBR / FKM / EPDM
Design
Piston
Kvs value
2.9 – 13 m³/h
Temperature range
-30 to 190 °C
DRV 724-R / 725-R
With male thread 1/2" to 2"
Inlet pressure
max. 40 bar
Outlet pressure
1.5 – 20 bar
Seal material
NBR / FKM / EPDM
Design
Piston
Kvs value
2.9 – 13 m³/h
Temperature range
-30 to 190 °C
DRV 824 / 825
With flange DN 15 to DN 100
Inlet pressure
max. 40 bar
Outlet pressure
1.5 – 20 bar
Seal material
NBR / FKM / EPDM
Design
Piston
Kvs value
2.9 – 70 m³/h
Temperature range
-30 to 190 °C
Pressure reducing valves
for steam applications
DRV 730-D
With female thread 1/2" to 2"
Inlet pressure
max. 16 bar
Outlet pressure
0.3 – 2 bar
Seal material
PTFE / FEPM / EPDM
Design
Piston
Kvs value
3.0 – 12 m³/h
Temperature range
-30 to 200 °C
DRV 730-D-R
With male thread 1/2" to 2"
Inlet pressure
max. 16 bar
Outlet pressure
0.3 – 2 bar
Seal material
PTFE / FEPM / EPDM
Design
Piston
Kvs value
3.0 – 12 m³/h
Temperature range
-30 to 200 °C
DRV 732-D / 738-D
With female thread 1/2" to 2"
Inlet pressure
max. 16 bar
Outlet pressure
2 – 10 bar
Seal material
PTFE / FEPM / EPDM
Design
Piston
Kvs value
3.6 – 14 m³/h
Temperature range
-30 to 200 °C
DRV 732-D-R / 738-D-R
With male thread 1/2" to 2"
Inlet pressure
max. 16 bar
Outlet pressure
2 – 10 bar
Seal material
PTFE / FEPM / EPDM
Design
Piston
Kvs value
3.6 – 14 m³/h
Temperature range
-30 to 200 °C
DRV 830-D
With flange DN 15 to DN 50
Inlet pressure
max. 16 bar
Outlet pressure
0.3 – 2 bar
Seal material
PTFE / FEPM / EPDM
Design
Piston
Kvs value
3.0 – 12 m³/h
Temperature range
-30 to 200 °C
DRV 832-D / 838-D
With flange DN 15 to DN 50
Inlet pressure
max. 16 bar
Outlet pressure
2 – 10 bar
Seal material
PTFE / FEPM / EPDM
Design
Piston
Kvs value
3.6 – 14 m³/h
Temperature range
-30 to 200 °C
mbar
applications
DRV 740
With female thread 1/2" to 2"
Inlet pressure
max. 10 bar
Outlet pressure
7 – 500 mbar
Seal material
PTFE / FKM / EPDM
Design
Membrane
Kvs value
2.5 – 16.3 m³/h
Temperature range
-30 to 180 °C
DRV 840
With flange DN 15 to DN 50
Inlet pressure
max. 10 bar
Outlet pressure
7 – 500 mbar
Seal material
PTFE / FKM / EPDM
Design
Membrane
Kvs value
2.5 – 16.3 m³/h
Temperature range
-30 to 180 °C
Red bronze pressure reducing valves
Proven, durable and economical
Pressure reducing valves
for the standard & extended range
DRV 200 / 200-G
With female thread 1/4" to 2"
Inlet pressure
max. 25 bar
Outlet pressure
0.8 – 8 bar
Seal material
NBR
Design
Membrane
Kvs value
0.5 – 7.2 m³/h
Temperature range
-15 to 100 °C
DRV 230 / 230-G
With flange DN 8 to DN 50
Inlet pressure
max. 25 bar
Outlet pressure
0.8 – 8 bar
Seal material
NBR
Design
Membrane
Kvs value
0.5 – 7.2 m³/h
Temperature range
-15 to 100 °C
DRV 302 / 308
With female thread 1/2" to 2"
Inlet pressure
max. 40 bar
Outlet pressure
1.5 – 10 bar
Seal material
NBR / FKM / EPDM
Design
Membrane
Kvs value
2.9 – 13 m³/h
Temperature range
-30 to 190 °C
DRV 303 / 373
With female thread 1/2" to 1 1/4"
Inlet pressure
max. 16 bar
Outlet pressure
0.5 – 6 bar
Seal material
NBR / FKM / EPDM
Design
Membrane
Kvs value
2.9 – 6.1 m³/h
Temperature range
-30 to 75 °C
DRV 372 / 378
With female thread 1/2" to 2"
Inlet pressure
max. 40 bar
Outlet pressure
0.5 – 9 bar
Seal material
NBR / FKM / EPDM
Design
Membrane
Kvs value
2.9 – 13 m³/h
Temperature range
-30 to 190 °C
DRV 402 / 408
With male thread 1/2" to 2 1/2"
Inlet pressure
max. 40 bar
Outlet pressure
1.5 – 10 bar
Seal material
NBR / FKM / EPDM
Design
Membrane
Kvs value
2.9 – 17 m³/h
Temperature range
-30 to 190 °C
DRV 472 / 478
With male thread 1/2" to 2 1/2"
Inlet pressure
max. 40 bar
Outlet pressure
0.5 – 9 bar
Seal material
NBR / FKM / EPDM
Design
Membrane
Kvs value
2.9 – 17 m³/h
Temperature range
-30 to 190 °C
DRV 403 / 473
With male thread 1/2" to 1 1/4"
Inlet pressure
max. 16 bar
Outlet pressure
0.5 – 6 bar
Seal material
NBR / FKM / EPDM
Design
Membrane
Kvs value
2.9 – 6.1 m³/h
Temperature range
-30 to 75 °C
DRV 502 / 508
With flange DN 15 to DN 80
Inlet pressure
max. 25 bar
Outlet pressure
1.5 – 10 bar
Seal material
NBR / FKM / EPDM
Design
Membrane
Kvs value
2.9 – 18 m³/h
Temperature range
-30 to 190 °C
DRV 572 / 578
With flange DN 15 to DN 80
Inlet pressure
max. 25 bar
Outlet pressure
0.5 – 9 bar
Seal material
NBR / FKM / EPDM
Design
Membrane
Kvs value
2.9 – 18 m³/h
Temperature range
-30 to 190 °C
DRV 602 / 608
With flange DN 65 to DN 150
Inlet pressure
max. 25 bar
Outlet pressure
1.5 – 10 bar
Seal material
NBR / FKM / EPDM
Design
Membrane
Kvs value
48 – 210 m³/h
Temperature range
-30 to 190 °C
DRV 672 / 678
With flange DN 65 to DN 150
Inlet pressure
max. 25 bar
Outlet pressure
0.5 – 9 bar
Seal material
NBR / EPDM
Design
Membrane
Kvs value
48 – 210 m³/h
Temperature range
-30 to 190 °C
Pressure reducing valves
for the low-pressure range
DRV 250
With female thread 1/4" to 2"
Inlet pressure
max. 25 bar
Outlet pressure
0.2 – 2 bar
Seal material
NBR
Design
Membrane
Kvs value
0.5 – 7.2 m³/h
Temperature range
-15 to 100 °C
DRV 350
With female thread 1/2" to 2"
Inlet pressure
max. 16 bar
Outlet pressure
0.2 – 2 bar
Seal material
NBR / FKM / EPDM
Design
Membrane
Kvs value
2.9 – 13 m³/h
Temperature range
-30 to 190 °C
DRV 450
With male thread 1/2" to 2 1/2"
Inlet pressure
max. 16 bar
Outlet pressure
0.2 – 2 bar
Seal material
NBR / FKM / EPDM
Design
Membrane
Kvs value
2.9 – 13 m³/h
Temperature range
-30 to 190 °C
DRV 550
With flange DN 15 to DN 50
Inlet pressure
max. 16 bar
Outlet pressure
0.2 – 2 bar
Seal material
NBR / FKM / EPDM
Design
Membrane
Kvs value
2.9 – 13 m³/h
Temperature range
-30 to 190 °C
Pressure reducing valves
for the high-pressure range
DRV 225 / 226
With female thread 1/4" to 2"
Inlet pressure
max. 60 bar
Outlet pressure
1.5 – 45 bar
Seal material
NBR / FKM
Design
Piston
Kvs value
0.5 – 7.2 m³/h
Temperature range
-15 to 190 °C
DRV 324 / 325
With female thread 1/2" to 2"
Inlet pressure
max. 40 bar
Outlet pressure
1.5 – 20 bar
Seal material
NBR / FKM / EPDM
Design
Piston
Kvs value
2.9 – 13 m³/h
Temperature range
-30 to 190 °C
DRV 424 / 425
With male thread 1/2" to 2 1/2"
Inlet pressure
max. 40 bar
Outlet pressure
1.5 – 20 bar
Seal material
NBR / FKM / EPDM
Design
Piston
Kvs value
2.9 – 13 m³/h
Temperature range
-30 to 190 °C
DRV 235
With flange DN 8 to DN 50
Inlet pressure
max. 40 bar
Outlet pressure
1.5 – 20 bar
Seal material
NBR / FKM
Design
Piston
Kvs value
0.5 – 7.2 m³/h
Temperature range
-15 to 190 °C
DRV 524 / 525
With flange DN 15 to DN 80
Inlet pressure
max. 25 bar
Outlet pressure
1.5 – 20 bar
Seal material
NBR / FKM / EPDM
Design
Piston
Kvs value
2.9 – 18 m³/h
Temperature range
-30 to 190 °C
DRV 624
With flange DN 65 to DN 150
Inlet pressure
max. 25 bar
Outlet pressure
4 – 12 bar
Seal material
NBR
Design
Piston
Kvs value
48 – 170 m³/h
Temperature range
-15 to 100 °C