A cast iron body absorbs vibration from pressure changes to reduce wear and noise in your pipeline.

These valves automatically reduce a high, variable inlet pressure to a lower, stable outlet pressure.

Often used in wet conditions and harsh environments, these valves have a 316 stainless steel body for excellent corrosion resistance.

Change outlet pressure without using a gauge—turn the dial to adjust the outlet pressure in 5 or 10 psi increments.

Prevent changes to your pressure setting—these valves come set at a nonadjustable outlet pressure.

Often used for oxygen service and other high-purity applications, these valves are cleaned and bagged to meet CGA G-4.1 standards to prevent contamination.

Withstand more than six times the inlet pressure of standard pressure-regulating valves.

For extremely high-pressure applications in tight spots, these valves handle the same inlet pressures as other ultra-high-pressure-regulating valves within a smaller footprint.

Valves have a brass body.

Commonly used for oxygen service and other high-purity applications, these valves come cleaned and bagged to prevent contamination.

Regulate pressure in air and inert gas systems from your instrument panel—these valves have threads below the adjustment knob and come with a panel-mount nut.

Maintain contaminant-free standards in clean room environments. These valves come cleaned and bagged to Fed. Spec. Class 100 and ISO Class 5 clean room standards and have a 316 stainless steel body with a smooth finish to resist dust collection.

Flowmeters let you see the gas flow rate from a distance.

Often used for pressure-vessel testing and other high-pressure applications, these valves can handle at least seven times the outlet pressure of standard tank-mount pressure-regulating valves.

Designed for nitrogen gas purging in air conditioning, refrigeration, and plumbing systems.

For a longer service life than cast iron valves, these have a durable bronze body.

A 316 stainless steel body provides exceptional corrosion resistance in wet conditions and harsh environments.

Choose from valves for liquid argon, liquid nitrogen, liquid carbon dioxide, or liquid oxygen tanks.

Valves have NPT connections.

Compression fittings bite down on hard metal and plastic tubing for a tighter seal than push-to-connect fittings.

Designed to reduce contaminants in high-purity applications using hydrogen and methane gas, these valves have a stainless steel and brass body with a smooth finish to reduce dust collection and internal components designed to protect the seal and diaphragm from contamination.

Install these valves directly in gas distribution pipelines.

Regulate air, gas, and liquid pressure on food, beverage, and pharmaceutical lines with these valves—they’re 3-A certified to meet sanitary design standards.

These valves have a cast iron body.

Threads below the adjustment knob and an included panel-mount nut allow you to add these valves to your instrument panel.

Use these valves with liquid argon, liquid nitrogen, and liquid oxygen.

Body is brass or nickel-plated brass. All meet ASME Code Section VIII for use with air and inert gas pressure vessels.

The most basic option for air and inert gas applications.

Commonly used with high-volume blowers, compressors, and air-powered conveyors, these valves quickly relieve a large amount of air in systems with a pipe size of 2 or greater. All meet ASME Code Section VIII for use with air and inert gas pressure vessels.

Commonly used with high-volume blowers, compressors, and air-powered conveyors, these valves quickly relieve a large amount of air in systems with a pipe size of 2 or greater.

These valves meet ASME Code Section VIII for use with water pressure vessels.

For use with low-pressure steam-heating boilers requiring pressure relief at 15 psi, these valves meet ASME Code Section IV.

Choose these valves for small steam-heating boilers requiring pressure relief between 5 psi and 12 psi.

Alter the set pressure to suit your application.

A finely threaded adjustment screw lets you make precise set pressure adjustments.

Design a valve specifically for your process media and set pressure. Choose from a valve for air, inert gas, water, hydraulic oil, fuel oil, gasoline, or diesel fuel and a set pressure.

With a three-port design, these valves allow inline flow from the inlet to the outlet during normal conditions and divert flow through the relief port in overpressure conditions. They are often used with feed pumps for fertilizers and bleach.

Cleaned and bagged for oxygen service and other high-purity applications, these valves are built to withstand the extreme cold of liquid carbon dioxide, liquid nitrogen, and liquid oxygen.

Less than a quarter of the height of standard pressure-relief valves, these are often installed on tanks in low-clearance areas.

For precise control over your vacuum level, these valves have ±0.1% accuracy.

For a longer service life than brass vacuum-regulating valves, these are made of bronze for strength and durability.

These pumps use compressed air to pump water or hydraulic fluid at high pressures through your system for leak testing.

Adjust and maintain the pressure of your compressed air.

Adjust and maintain the pressure of your compressed air.

Adjust and maintain the pressure of your compressed air.

Adjust and maintain the pressure of your compressed air.

Cleaned and double bagged in an ISO Class 3 and Fed. Spec. Class 1 clean room for protection from contamination, these regulators are suitable for use in clean rooms.

Use these regulators to adjust and maintain the pressure of your tubing air lines.

Prevent unauthorized adjustment and unintentional pressure changes with these regulators.

A 316 stainless steel housing allows these regulators to withstand corrosive environments in the semiconductor, marine, chemical, instrumentation, and paper industries.

Fit these regulators in tight spaces to adjust and maintain air pressure in sensitive applications where constant, consistent pressure is important.

At ±0.1% accuracy, use these regulators in sensitive applications where constant, consistent pressure is important.

A pressure-calibrated dial allows for easy adjustments to outlet pressure in high-flow applications.

Mount these regulators to a 35 mm DIN rail with the included bracket.

Keep an eye on the output pressure in high-flow applications—these regulators have a display so you can monitor your application locally.

Connect two or more of these manifold regulators to meet multiple pressure requirements from a single air supply—set a different output pressure with each regulator.

Use a single air supply to meet the pressure requirements of multiple applications—connect one of these manifolds to your air line, and then set a different output pressure for each station.

A filter and regulator joined top-to-bottom, these filter/regulators fit in the same space as a filter alone.

A filter and regulator joined top-to-bottom, these filter/regulators fit in the same space as a filter alone.

A filter and regulator joined top-to-bottom, these filter/regulators fit in the same space as a filter alone.

These filter/regulator combinations come as one convenient unit that cleans the air as it regulates pressure.

No need for thread adapters—these filter/regulators have an NPT inlet and a BSPP outlet.

Mount these filter/regulators to a 35 mm DIN rail with the included brackets.

A stainless steel housing and bowl allow these filter/regulators to withstand corrosive environments in the semiconductor, marine, chemical, instrumentation, and paper industries.

A Wilkerson filter, regulator, and lubricator are combined to provide clean, lubricated compressed air at your required pressure.

An SMC filter, regulator, and lubricator are combined to provide clean, lubricated compressed air at your required pressure.

A Parker filter, regulator, and lubricator are combined to provide clean, lubricated compressed air at your required pressure.

An ASCO Numatics filter, regulator, and lubricator are combined to provide clean, lubricated compressed air at your required pressure.

A filter, regulator, and lubricator with push-to-connect fittings are combined to provide clean, lubricated compressed air at your required pressure. Fittings make a tight seal around tubing.

Prevent accidental start-up when servicing equipment.

Prevent accidental start-up when servicing equipment.

Also known as Monday-morning valves, these valves slowly introduce pressure to reduce surge damage during start-up.

To set the pressure, unscrew the cap and turn the adjusting screw.

When input pressure varies, use these valves to maintain a consistent pressure.

Set a specific pressure and these valves will maintain it by diverting excess fluid to a tank.

Commonly used with irrigation systems and laboratory equipment, these valves have NPT connections.

Prevent dirty, contaminated water from backing up into your garden hose line—install these valves between a faucet and a garden hose.

Attach these valves with NPT connections to threaded pipe.

Solder these valves to copper tubing for a permanent, leak-tight connection.