Thicker walls and a 304 stainless steel seal make these valves tougher than brass pressure-regulating valves.

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

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

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

Often used on dispensers, humidifiers, and fountains, these valves have a 316 stainless steel body that can stand up to deionized water and corrosive conditions.

Hook up these valves to equipment with garden hose thread (GHT) connections.

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

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.

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.

Reduce contaminants in gases used in research sample systems, emission monitoring systems, chromatography, and other high-purity applications. These valves have a 316 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.

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

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

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.

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.

Push-to-connect fittings form a low-pressure seal around plastic or soft metal tubing.

For use with acetylene, hydrogen, methane, propane, or propylene gas.

Install these valves directly in gas distribution pipelines.

For a longer service life than standard valves for cryogenic liquids, these have a durable bronze body. They’re for use with liquid argon, liquid carbon dioxide, liquid nitrogen, and liquid oxygen.

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

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

For a longer service than cast iron valves, these have a durable bronze body and a 303 stainless steel seal.

Use these valves in pipelines.

The most basic option for air and inert gas applications.

For corrosion resistance in wet conditions and harsh environments, these valves have a 303 stainless steel body. All meet ASME Code Section VIII for use with air and inert gas pressure vessels.

These valves have a bronze body for durability and a long service life. 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. All meet ASME Code Section VIII for use with air and inert gas pressure vessels.

Attach a pressure gauge to the 1/4 NPT female port on these valves.

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

Our only valves that meet ASME Code Section VIII for use with cryogenic pressure vessels. They are for use with argon, carbon dioxide, helium, hydrogen, methane, nitrogen, and oxygen.

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

Alter the set pressure to suit your application.

Change set pressure without guesswork—the adjustment screw is marked in 25 psi increments for making pressure adjustments without a gauge.

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

For a low-pressure seal around plastic and soft metal tubing, these valves have push-to-connect fittings.

These valves are often used with catalysts, pH buffers, and electroplating solutions.

These valves are often used in hydraulic and lubrication systems.

A lighter and more corrosion-resistant alternative to metal vacuum-regulating valves.

Body is brass.

Instead of exhausting discharge directly, these discs have a threaded relief port for attaching a drain line to direct discharge away from your work environment.

These valves have a vented relief port to exhaust discharge directly.

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.

An internal check valve permits reverse flow, so these regulators work with double-acting cylinders.

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.

No need to worry about unintentional changes to your pressure setting—these regulators maintain a fixed outlet pressure.

Prevent unauthorized adjustment and unintentional pressure changes with these regulators.

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.

Designed for control applications that require high reliability and repeatability, these regulators translate electrical signals to output pressure.

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.

Run up to four air-powered tools from a single air supply.

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.

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.

Assembled, inspected, and packaged in a clean environment, these filter/regulators come sealed in antistatic double bags.

A clear polyurethane bowl makes these filter/regulators chemical resistant for use with synthetic compressor oils and cleaning fluids and allows you to see inside to monitor contents.

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

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

An ARO 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.

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

Replace the filter element in your Festo modular compressed air filter to trap solid particles and water droplets as small as 5 microns.

Replace the filter element in your Norgren modular compressed air filter to trap solid particles and water droplets as small as 5 microns.

Replace the filter element in your Parker modular compressed air filter to trap solid particles and water droplets.

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

The pressure setting on these valves cannot be adjusted while they are installed.

Integral shutoff valves isolate flow for inline maintenance, and a top-entry cover provides easy access to internal components.

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

Rated for 12 times the pressure of standard vacuum-breaking valves, these can handle up to 1,500 psi. Connections are NPT.

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