Pressure Reducing Irrigation Control Head
We have been developing proven hydraulic control valves for irrigation projects and systems. With the widest range of innovative products for field and greenhouse agriculture, we offer customers advanced control solutions specially created for irrigation – from water source to the emitters: drip, sprinkler, micro-jet and pivot.
Pressure Reducing and Sustaining Valve IR-423-55-R
The Pressure Reducing and Sustaining Valve with Solenoid Control is a hydraulically operated, diaphragm actuated control valve that performs three independent functions. The Model IR-423-55-R sustains the preset minimum upstream pressure, reduces downstream pressure to a constant preset maximum, and it either opens or shuts in response to an electric signal.

PRODUCT FEATURES & BENEFITS:
- Hydraulic Pressure Control with Solenoid Control
-Line pressure driven
-Sustains upstream line pressure
-Controls system fill-up
-Protects downstream systems
-Electrically controlled On/Off
- Advanced Globe Hydro-Efficient Design
-Unobstructed flow path
-Single moving part
-High flow capacity
- Fully Supported & Balanced Diaphragm
-Requires low opening and actuation pressure
-Excellent low flow regulation performance
-Progressively restrains valve closing
-Prevents diaphragm distortion
- Simple In-Line Inspection and Service

Pressure Reducing and Sustaining Valve IR-423-50-R
The Pressure Reducing and Sustaining Valve with Hydraulic Control is a hydraulically operated, diaphragm actuated control valve that performs three independent functions. The Model IR-423-50-R sustains the preset minimum upstream pressure, reduces downstream pressure to a constant preset maximum, and it either opens or shuts in response to a remote pressure command.
PRODUCT FEATURES & BENEFITS:
- Hydraulic Pressure Control
-Line pressure driven
-Sustains upstream line pressure
-Controls system fill-up
-Protects downstream systems
-Hydraulically controlled On/Off
- Advanced Globe Hydro-Efficient Design
-Unobstructed flow path
-Single moving part
-High flow capacity
- Fully Supported & Balanced Diaphragm
-Requires low opening and actuation pressure
-Excellent low flow regulation performance
-Progressively restrains valve closing
-Prevents diaphragm distortion
- Simple In-Line Inspection and Service
Pressure Reducing Valve IR- 420-R
The Pressure Reducing Valve is a hydraulically operated, diaphragm actuated control valve that reduces higher upstream pressure to lower constant downstream pressure regardless of fluctuating demand or varying upstream pressure.

PRODUCT FEATURES & BENEFITS:
- Hydraulic Pressure Control
-Line pressure driven
-Protects downstream systems
-Hydraulically controlled On/Off
- Advanced Globe Hydro-Efficient Design
-Unobstructed flow path
-Single moving part
-High flow capacity
- Fully Supported & Balanced Diaphragm
-Requires low actuation pressure
-Excellent low-flow regulation performance
-Progressively restrains valve closing
-Prevents diaphragm distortion
- User-Friendly Design
-Easy pressure setting
-Simple in-line inspection and service

Pressure Reducing Valve IR-420-54-R
The Model IR-420-54-R is a hydraulically operated, diaphragm actuated control valve that reduces higher upstream pressure to lower constant downstream pressure regardless of fluctuating demand or varying upstream pressure. It is a Normally Closed valve, which opens in
PRODUCT FEATURES & BENEFITS:
- Hydraulic Pressure Control Normally Closed
-Line pressure driven
-Closes upon control failure
-Protects downstream systems
-Amplifies and relays weak remote command
-Hydraulically controlled On/Off
- Advanced Globe Hydro-Efficient Design
-Unobstructed flow path
-Single moving part
-High flow capacity
- Fully Supported & Balanced Diaphragm
-Requires low actuation pressure
-Excellent low flow regulation performance
-Progressively restrains valve closing
-Prevents diaphragm distortion
- User-Friendly Design
-Easy pressure setting
-Simple in-line inspection and service
Pressure Reducing Hydrometer IR-920-M0-55-R
The Model IR-920-M0-55-R integrates a vertical turbine Woltman-type water meter and a diaphragm actuated hydraulic control valve. As the system’s Flow Meter and Main Valve, it controls system irrigation together with the irrigation controller. The Hydrometer reduces downstream pressure to a constant preset maximum. It either opens or shuts in response to an electric signal.

PRODUCT FEATURES & BENEFITS:
- Integrated “All-in-One” Control Valve
-Saves space, cost and maintenance
- Line pressure driven, Electrically Controlled On/Off
-Protects downstream systems
- Magnetic Drive with Vacuum-sealed register
-Water-free gear train mechanism
-Reed-switch and Opto pulse-generating modes
-Varios pulse combinations
- Internal Inlet & Outlet Flow Straighteners
-Saves on straightening distances
-Maintains accuracy
- Integrated Flow Metering Calibration Device
-Precise measurement
- User-Friendly Design
-Easy pressure setting
-Simple in-line inspection and service

Pressure Reducing Hydrometer IR-920-M0-54-R
The Model IR-920-MO-54-R integrates a vertical turbine Woltman-type water meter with a diaphragm actuated hydraulic control valve. As the system’s Flow Meter and Main Valve, it controls system irrigation together with the irrigation controller. The Hydrometer reduces downstream pressure to a constant preset maximum. It is a Normally Closed Hydrometer, which opens in response to a pressure rise command.
PRODUCT FEATURES & BENEFITS:
- Integrated “All-in-One” Control Valve
-Saves space, cost and maintenance
- Hydraulic Pressure Control, Normally Closed
-Closes upon control failure
-Protects downstream systems
-Amplifies and relays weak remote command
- Magnetic Drive with Vacuum-Sealed Register
-Water-free gear train mechanism
-Reed-switch and Opto pulse-generating modes
-Varios pulse combinations
- Internal Inlet & Outlet Flow Straighteners
-Saves on straightening distances
-Maintains accuracy
- Integrated Flow Metering Calibration Device
-Precise measurement
- User-Friendly Design
-Easy pressure setting
-Simple in-line inspection and service
Pressure Reducing Valve IR-420-55-R
The Model IR-420-55-R is a hydraulically operated, diaphragm actuated control valve that reduces higher upstream pressure to lower constant downstream pressure regardless of fluctuating demand or varying upstream pressure. It either opens or shuts in response to an electric signal.

PRODUCT FEATURES & BENEFITS:
- Hydraulic Pressure Control with Solenoid Control
-Line pressure driven
-Protects downstream systems
-Electrically controlled On/Off
- Advanced Globe Hydro-Efficient Design
-Unobstructed flow path
-Single moving part
-High flow capacity
- Fully Supported & Balanced Diaphragm
-Requires low actuation pressure
-Excellent low flow regulation performance
-Progressively restrains valve closing
-Prevents diaphragm distortion
- User-Friendly Design
-Easy pressure setting
-Simple in-line inspection and service

Pressure Reducing Hydrometer IR-920-MO-50-R
The Model IR-920-M0-50-R integrates a vertical turbine Woltman-type water meter, with a diaphragm actuated hydraulic control valve. As the system’s Flow Meter and Main Valve, it controls system irrigation together with the irrigation controller. The Model IR-920-M0-50-R reduces downstream pressure to a constant preset maximum. It either opens or shuts in response to pressure commands.
PRODUCT FEATURES & BENEFITS:
- Integrated “All-in-One” Control Valve
-Saves space, cost and maintenance
- Hydraulically Controlled Hydrometer
-Line pressure driven
- Magnetic Drive with Vacuum-Sealed Register
-Water-free gear train mechanism
-Reed-switch and Opto pulse-generating modes
-Varios pulse combinations
- Internal Inlet & Outlet Flow Straighteners
-Saves on straightening distances
-Maintains accuracy
- Integrated Flow Metering Calibration Device
-Precise measurement
- User-Friendly Design
-Simple in-line inspection and service
Pressure Reducing Hydrometer IR-920-M0-RXZ
The Model IR-920-M0-RXZ integrates a vertical turbine Woltman-type water meter with a diaphragm actuated hydraulic control valve. Serving as Flow Meter and Main Valve, it controls irrigation together with the irrigation controller. The Hydrometer reduces higher upstream pressure to lower constant downstream pressure and opens fully upon line pressure drop.

PRODUCT FEATURES & BENEFITS:
- Integrated “All-in-One” Control Valve
-Saves space, cost and maintenance
- Line Pressure Driven
-Protects downstream systems
-Opens fully upon line pressure drop
- Metal Control Accessories
-Damage resistant
-High pressure rating
- Magnetic Drive with Vacuum-Sealed Register
-Water-free gear train mechanism
-Reed-switch and Opto pulse-generating modes
-Various pulse combinations
- Internal Inlet & Outlet Flow Straighteners
-Saves on straightening distances
-Maintains accuracy
- Integrated Flow Metering Calibration Device
- User-Friendly Design
-Easy pressure setting
-Simple in-line inspection and service

Pressure Reducing Hydrometer IR-920-M0-R
The Pressure Reducing Hydrometer integrates a vertical turbine Woltman-type water meter, with a diaphragm actuated hydraulic control valve. The IR-920-M0-R reduces higher upstream pressure to lower constant downstream pressure.
PRODUCT FEATURES & BENEFITS:
- Integrated “All-in-One” Control Valve
-Saves space, cost and maintenance
- Hydraulic Pressure Control
-Line pressure driven
-Protects downstream
- Magnetic Drive with Vacuum-Sealed Register
-Water-free gear train mechanism
-Reed-switch and Opto pulse-generating modes
-Varios pulse combinations
- Internal Inlet & Outlet Flow Straighteners
-Saves on straightening distances
-Maintains accuracy
- Integrated Flow Metering Calibration Device
-Precise measurement
- User-Friendly Design
-Easy pressure setting
-Simple in-line inspection and service
-Easy addition of control features
Pressure Reducing Valve IR-120
The Pressure Reducing Valve is a hydraulically operated, diaphragm actuated control valve that reduces higher upstream pressure to lower constant downstream pressure regardless of fluctuating demand or varying upstream pressure.

PRODUCT FEATURES & BENEFITS:
- Hydraulic Pressure Control
-Line pressure driven
-Protects downstream systems
- Engineered Plastic Valve with Industrial Grade Design
-Adaptable on-site to a wide range of end connection sizes and types
-Articulated flange connections eliminate mechanical and hydraulic stresses
-Highly durable, chemical and cavitation resistant
- hYflow ‘Y’ Valve Body with “Look Through” Design
-Ultra-high flow capacity – Low pressure loss
- Unitized Flexible Super Travel (FST) Diaphragm and a Guided Plug
-Accurate and stable regulation with smooth closing
-Requires low actuation pressure
-Prevents diaphragm erosion and distortion
- User-Friendly Design
-Easy pressure setting
-Simple in-line inspection and service

Pressure Reducing Automatic Metering Valve (AMV) IR-920-D2-R
The Pressure Reducing Automatic Metering Valve integrates a vertical turbine Woltman-type water meter, with a diaphragm actuated hydraulic control valve. Equipped with a Shut-Off Pilot and a Pressure Reducing Pilot, the IR-920-D2-R reduces higher upstream pressure to lower constant downstream pressure. It automatically shuts itself after accurately delivering a preset quantity of water.
PRODUCT FEATURES & BENEFITS:
- Integrated “All-in-One” Control Valve
-Saves space, cost and maintenance
- Easy Modification to Mechanical Drive Hydrometer
-Adaptable to future computerized systems
- Hydraulic Pressure and Batch Control
-Line pressure driven
-Protects downstream systems
-Non-computerized quantity follow-up and control
- Internal Inlet & Outlet Flow Straighteners
-Saves on straightening distances
-Maintains accuracy
- Integrated Flow Metering Calibration Device
-Measurement precision to ±2%
- User-Friendly Design
-Easy pressure and dose setting
-Simple in-line inspection and service
Pressure Reducing and Sustaining Hydrometer IR-923-M0-50-R
The Model IR-923-M0-50-R integrates a vertical turbine Woltman-type water meter with a diaphragm actuated hydraulic control valve. As the system’s Flow Meter and Main Valve, it controls irrigation together with the irrigation controller. The Hydrometer sustains the preset minimum upstream pressure; reduces downstream pressure to a constant preset maximum, and either opens or shuts in response to remote pressure commands.

PRODUCT FEATURES & BENEFITS:
- Integrated “All-in-One” Control Valve
-Saves space, cost and maintenance
- Line Pressure Driven, Hydraulically Controlled On/Off
-Protects downstream system
-Prioritizes pressure zones
-Controls system fill-up
- Magnetic Drive with Vacuum-Sealed Register
-Water-free gear train mechanism
-Reed-switch and Opto pulse-generating modes
-Various pulse combinations
- Internal Inlet & Outlet Flow Straighteners
-Saves on straightening distances
-Maintains accuracy
- Integrated Flow Metering Calibration Device
- User-Friendly Design
-Simple in-line inspection and service

Pressure Reducing Valve IR-120-50
The Model IR-120-50 is a hydraulically operated, diaphragm actuated control valve that reduces higher upstream pressure to lower constant downstream pressure regardless of fluctuating demand or varying upstream pressure. It either opens or shuts in response to a remote pressure command.
PRODUCT FEATURES & BENEFITS:
- Hydraulic Pressure Control
-Line pressure driven
-Protects downstream systems
– Hydraulically controlled On/Off
- Engineerd Plastic Valve with Industrial Grade Design
-Adaptable on-site to a wide range of end connection sizes and types
-Articulated flange connections eliminate mechanical and hydraulic stresses
-Highly durable, chemical and cavitation resistant
- hYflow ‘Y’ Valve Body with “Look Through” Design
-Ultra-high flow capacity – Low pressure loss
- Unitized Flexible Super Travel (FST) Diaphragm and a Guided Plug
-Accurate and stable regulation with smooth closing
-Requires low actuation pressure
-Prevents diaphragm erosion and distortion
- User-Friendly Design
-Easy pressure setting
-Simple in-line inspection and service
Pressure Reducing and Sustaining Hydrometer IR-923-M0-55-R
The Model IR-923-M0-55-R integrates a vertical turbine Woltman-type water meter with a diaphragm actuated hydraulic control valve. As the system’s Flow Meter and Main Valve, it controls irrigation together with the irrigation controller. The Hydrometer sustains the preset minimum upstream pressure; reduces downstream pressure to a constant preset maximum, and either opens or shuts in response to an electric signal.

PRODUCT FEATURES & BENEFITS:
- Integrated “All-in-One” Control Valve
-Saves space, cost and maintenance
- Line Pressure Driven, Electrically Controlled On/Off
-Protects downstream systems
-Prioritizes pressure zones
-Controls system fill-up
- Magnetic Drive with Vacuum-Sealed Register
-Water-free gear train mechanism
-Reed-switch and Opto pulse-generating modes
-Various pulse combinations
- InternalInlet & Outlet Flow Straighteners
-Saves on straightening distances
-Maintains accuracy
- Integrated Flow Metering Calibration Device
- User-Friendly Design
-Simple in-line inspection and service

Pressure Reducing Valve IR-120-54
The Model IR-120-54 is a hydraulically operated, diaphragm actuated control valve that reduces higher upstream pressure to lower constant downstream pressure regardless of fluctuating demand or varying upstream pressure. It is a Normally Closed valve, which opens in response to a pressure rise command and shuts in the absence of that command.
PRODUCT FEATURES & BENEFITS:
- Line Pressure Driven Normally Closed
-Closes upon control failure
-Amplifies and relays weak remote command
- Pressure Reducing Servo Pilot Controlled
-Dynamic integrated needle valve
-Settable to 0.5 bar; 7 psi
-Very low hysteresis
- Engineered Plastic Valve with Industrial Grade Design
-Highly durable, chemical and cavitation resistant
-No internal bolts and nuts
- hYflow ‘Y’ Valve Body with “Look Through” Design
-Ultra-high flow capacity – Low pressure loss
- Unitized Flexible Super Travel (FST) Diaphragm and Guided Plug
-Accurate and stable regulation with smooth closing
-Requires low opening and actuation pressure
-Prevents diaphragm erosion and distortion
Pressure Reducing Valve IR-120-55
The Model IR-120-55 is a hydraulically operated, diaphragm actuated control valve that reduces higher upstream pressure to lower constant downstream pressure regardless of fluctuating demand or varying upstream pressure. It either opens or shuts in response to an electric signal.

PRODUCT FEATURES & BENEFITS:
- Line Pressure Driven, Electrically Controlled On/Off
-Protects downstream systems
- Engineered Plastic Valve with Industrial Grade Design
-Adaptable on-site to a wide range of end connection sizes and types
-Articulated flange connections eliminate mechanical and hydraulic stresses
-Highly durable, chemical and cavitation resistant
- hYflow ‘Y’ Valve Body with “Look Through” Design
-Ultra-high flow capacity – Low pressure loss
- Unitized Flexible Super Travel (FST) Diaphragm and a Guided Plug
-Accurate and stable regulation with smooth closing
-Requires low actuation pressure
-Prevents diaphragm erosion and distortion
- User-Friendly Design
-Easy pressure setting
-Simple in-line inspection and service

Pressure Reducing and Sustaining Valve IR-123-50
The Pressure Reducing and Sustaining Control Valve with Hydraulic Remote Control is a hydraulically operated, diaphragm actuated control valve that performs three independent functions. It sustains the preset minimum upstream pressure, reduces downstream pressure to a constant preset maximum, and it either opens or shuts in response to a remote pressure command.
PRODUCT FEATURES & BENEFITS:
- Line Pressure Driven, Hydraulically Controlled On/Off
-Protects downstream system
-Sustains upstream line pressure
-Controls system fill-up
- Engineered Plastic Valve with Industrial Grade Design
-Adaptable on-site to a wide range of end connection sizes and types
-Articulated flange connections eliminate mechanical and hydraulic stresses
-Highly durable, chemical and cavitation resistant
- hYflow ‘Y’ Valve Body with “Look Through” Design
-Ultra-high flow capacity – Low pressure loss
- Unitized Flexible Super Travel (FST) Diaphragm and Guided Plug
-Accurate and stable regulation with smooth closing
-Requires low opening and actuation pressure
-Prevents diaphragm erosion and distortion
- Simple In-Line Inspection and Service
Pressure Reducing Valve IR-120-55-3Q-X
The Model IR-120-55-3Q-X is a hydraulically operated, diaphragm actuated control valve that reduces higher upstream pressure to lower and stable preset downstream pressure. It either opens or shuts in response to an electric signal. The Bermad IR-120-55-3Q-X also serves as a Pressure Relief Valve, protecting the system even when in closed position.

PRODUCT FEATURES & BENEFITS:
- Solenoid Controlled PRV with Relief Override Feature
-Protects downstream systems
-Relieves supply pressure peaks
- 3-Way Pilot Controlled
-Opens fully upon line pressure drop
- Engineered Plastic Valve with Industrial Grade Design
-Highly durable, chemical and cavitation resistant
-No internal bolts and nuts
- hYflow ‘Y’ Valve Body with “Look Through” Design
-Ultra-high flow capacity – Low pressure loss
- Unitized Flexible Super Travel (FST) Diaphragm and Guided Plug
-Accurate and stable regulation with smooth closing
-Requires low opening and actuation pressure
-Prevents diaphragm erosion and distortion

Pressure Reducing Valve IR-120-54-3Q-X
The Model IR-120-54-3Q-X is a hydraulically operated, diaphragm actuated control valve that reduces higher upstream pressure to lower and stable preset downstream pressure. It is a Normally Closed valve that opens in response to a remote pressure drop command and shuts in the absence of that command. The Model IR-120-54-3Q-X also serves as a Pressure Relief Valve protecting the system even when in closed position.
PRODUCT FEATURES & BENEFITS:
Normally Closed PRV with Relief Override Feature
Protects downstream and upstream systems
Closes upon control failure
Amplifies and relays weak remote command
3-Way Pilot Controlled
Opens fully upon line pressure drop
Engineered Plastic Valve with Industrial Grade Design
Highly durable, chemical and cavitation resistant
No internal bolts and nuts
hYflow ‘Y’ Valve Body with “Look Through” Design
Ultra-high flow capacity – Low pressure loss
Unitized Flexible Super Travel (FST) Diaphragm and Guided Plug
Accurate and stable regulation with smooth closing
Prevents diaphragm erosion and distortion
Pressure Reducing and Sustaining Automatic Metering Valve (AMV) IR-923-D2-R
The Model IR-923-D2-R integrates a vertical turbine Woltman-type water meter with a diaphragm actuated hydraulic control valve. The AMV performs three independent functions. It sustains the preset minimum upstream pressure; it reduces downstream pressure to a constant preset maximum, and it automatically shuts itself after accurately delivering a preset quantity of water.

PRODUCT FEATURES & BENEFITS:
Integrated “All-in-One” Control Valve
Saves space, cost and maintenance
Easy Modification to Mechanical Drive Hydrometer
Adaptable to future computerized systems
Hydraulic Pressure & Batch Control
Protects downstream systems
Line pressure driven
Sustains supply pressure and Controls system fill-up
Non-computerized quantity follow-up and control
Internal Inlet & Outlet Flow Straighteners
Saves on straightening distances
Maintains accuracy
Integrated Flow Metering Calibration Device
Measurement precision to ±2%
Simple in-line inspection and serviceUser-Friendly Design
Easy pressure-level and dose setting

Pressure Reducing and Sustaining Control Valve IR-123-55
The Model IR-123-55 is a hydraulic operated, diaphragm actuated control valve that performs three independent functions. It sustains the preset minimum upstream pressure, reduces downstream pressure to a constant preset maximum, and it either opens or shuts in response to an electric signal.
PRODUCT FEATURES & BENEFITS:
Hydraulic Pressure Control with Solenoid Control
Protects downstream systems
Sustains supply line pressure and controls system fill-up
Engineered Plastic Valve with Industrial Grade Design
Adaptable on-site to a range of end connection sizes and types
Articulated flange connections eliminate mechanical and hydraulic stresses
Highly durable, chemical and cavitation resistant
hYflow ‘Y’ Valve Body with “Look Through” Design
Ultra-high flow capacity – Low pressure loss
Unitized Flexible Super Travel (FST) Diaphragm and a Guided Plug
Accurate and stable regulation with smooth closing
Requires low actuation pressure
Prevents diaphragm erosion and distortion
User-Friendly Design
Easy pressure level setting
Simple in-line inspection and service
Pressure Reducing Valve GR-420-bKZ
The Pressure Reducing Valve is a hydraulically operated, diaphragm actuated control valve that reduces higher upstream pressure to very low and stable preset downstream pressure regardless of fluctuating demand, or varying upstream pressure.

PRODUCT FEATURES & BENEFITS:
- Line Pressure Driven
- Pressure Reducing Servo Pilot Controlled
-Progressive needle valve
-Settable to 0.5 bar; 7 psi
-Very low hysteresis
- Advanced Globe Hydro-Efficient Design
-Unobstructed flow path
-Single moving part
-High flow capacity
- Fully Supported & Balanced Diaphragm
-Requires low opening and actuation pressure
-Excellent low flow regulation performances
-Progressively restrains valve closing
-Prevents diaphragm distortion
- User-Friendly Design
-Easy pressure setting
-Simple in-line inspection and service

Pressure Reducing Valve GR-420-55-bK
The Pressure Reducing Valve with Solenoid Control is a hydraulically operated, diaphragm actuated control valve that reduces higher upstream pressure to very low and stable preset downstream pressure regardless of fluctuating demand, or varying upstream pressure. The Model GR-420-55-b either opens or shuts in response to an electric signal.
PRODUCT FEATURES & BENEFITS:
- Line Pressure Driven, Electrically Controlled On/Off
-Protects downstream systems
- Pressure Reducing Servo Pilot Controlled
-Progressive needle valve
-Settable to 0.5 bar; 7 psi
-Very low hysteresis
- Advanced Globe Hydro-Efficient Design
-Unobstructed flow path
-Single moving part
-High flow capacity
- Fully Supported & Balanced Diaphragm
-Requires low opening and actuation pressure
-Excellent low flow regulation performances
-Progressively restrains valve closing
-Prevents diaphragm distortion
- User-Friendly Design
-Easy pressure setting
-Simple in-line inspection and service