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.

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 inlet pressures up to 3,500 psi.

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.

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

Extend your reach in hard-to-access areas—turn these valves on and off using a square ratchet to grasp the hole at the end of the handle. Use with water, oil, air, and inert gas.

An easy-to-read flow-indicating handle shows the percentage the valve is open. These valves are for use with water, oil, inert gas, and steam.

For installation through thick insulation, these valves have an extra-long stem. They’re for use with water, oil, air, inert gas, and steam.

Install these low-profile valves in tight spots. Use with water, oil, air, and inert gas.

These valves are rated for at least three times the pressure of standard threaded valves. Use with water, oil, air, inert gas, and steam.

Open and close these valves with the flip of the toggle switch. They’re often used for equipment testing and gas sampling. All have threads and a hex nut below the handle for installation in instrument panels. Use with water, oil, air, and inert gas.

For fast installation and removal from pipelines, these valves have a union fitting that disassembles into multiple pieces. They’re for use with water, oil, air, inert gas, and steam.

These valves have union fittings that disassemble for fast installation and removal from pipelines. Use with water, air, and inert gas.

Use these valves with garden hose and other landscaping equipment. They’re for use with water, air, and inert gas.

Bolt these valves to ANSI flanges. They’re for use with water, oil, air, inert gas, and steam.

Insert tubing into the fittings on these valves—no heat, solder, or flux required. They’re for use with water, oil, air, and inert gas.

Plastic provides a lightweight and economical alternative to metal. All valves have barbs that grip onto tubing for a secure hold. They’re for use with water, oil, air, and inert gas.

Flip the toggle to quickly turn these valves on and off. All have threads and a hex nut below the handle for installation in instrument panels. For extra gripping power and a strong seal, they have Yor-Lok fittings with two sleeves that bite into tubing as you tighten the nut. All are compatible with Swagelok®, Let-Lok, and Parker A-Lok fittings. These valves are for use with water, oil, air, and inert gas.

For a leak-tight connection that doesn’t require heat or soldering, these valves have press-connect fittings that crimp to metal tubing with a press-connect crimping tool.

Often used for oxygen service and other high-purity applications, these valves come cleaned and bagged. Insert unthreaded pipe into the socket ends and weld to create a permanent, leak-tight connection. For easy maintenance, they have a three-piece bolted body that disassembles inline so you can access internal components without removing welded connections.

Solder these valves to metal tubing for a permanent, leak-tight connection. Use with water, oil, air, inert gas, and steam.

For more durability than plastic valves, these are made of metal. A compression sleeve bites into tubing as you tighten the nut, forming a strong seal. Use these valves with water, oil, air, inert gas, and steam.

Also known as luer-lock couplings, quick-turn fittings consist of a plug and a socket that connect with a half turn, so you can easily connect and disconnect your line. Use these valves with water and oil.

Attach gauges or sensors to these valves so you can remove them for maintenance and calibration without depressurizing your line. They are also known as block and bleed valves.

Barbs grip onto tubing, providing a secure hold. To withstand aggressive and corrosive solutions in chemical-processing applications, these valves have a plastic body and a chemical-resistant seal.

For extra gripping power and a strong seal, these valves have Yor-Lok fittings with two sleeves that bite into tubing as you tighten the nut. They are compatible with Swagelok®, Let-Lok, and Parker A-Lok fittings. All have a PTFE seal and a corrosion-resistant Monel body that can stand up to aggressive and corrosive solutions in chemical-processing applications.

Designed for use in refineries and other demanding environments, these durable valves have a forged steel body that can withstand at least twice the pressure of other threaded valves.

These valves have a sharp gate that slices through thick slurries, wastewater, dry bulk solids, and other materials that would clog other gradual on/off valves.

These top-of-the-line valves are comparable to Asco Red Hat 8210G Series and Parker Gold Ring 23C Series.

Insert tubing into the fittings on these valves—no heat, solder, or flux required.

Control flow in high-pressure lines in tight spots—these valves have the highest pressure ratings of our compact valves.

These valves are rated for use in hazardous locations with flammable gas and combustible dust.

Designed for controlling single-acting, spring-return air cylinders, these valves have a third threaded port to exhaust media.

The three-piece bolted body comes apart for access to internal components without unthreading pipe connections and removing the valve from your line.

A compact, lightweight actuator and an angular body allow you to install these valves in any mounting orientation.

Less than half the height of standard severe-duty valves, these fit in small spaces and low-clearance pipelines.

Their ball-valve design allows these valves to handle three times the flow of butterfly valves.

Use air pressure to automatically control the flow of liquids in sanitary environments, such as food and beverage processing plants.

For general purpose applications with water, oil, and inert gas.

Their ball valve design allows these valves to handle three times the flow of butterfly valves.

For three times the flow of butterfly valves, these have a ball valve design.

Use these valves with water, oil, air, and inert gas. Turn the handle to adjust flow in small increments for metering, sampling, and other applications requiring fine flow control.

Often used in hydraulic and compressed air systems, these valves can withstand at least 6,000 psi. They’re for use with water, oil, air, and inert gas. Turn the handle to adjust flow in small increments for metering, sampling, and other applications requiring fine flow control.

Also known as block and bleed valves, these have two vent ports to isolate pressure gauges, switches, and other components in high-pressure systems for maintenance, calibration, and sampling without interrupting the process. They are rated for up to 10,000 psi. Use with water, oil, air, and inert gas. Turn the handle to adjust flow in small increments for metering, sampling, and other applications requiring fine flow control.

To ensure highly precise flow adjustment, these valves adjust flow in smaller increments than other valves for finer control over the flow rate in metering and sampling applications. Use them with water, oil, air, and inert gas.

Also known as block and bleed valves, these have a vent port that allows you to remove instrumentation equipment attached to the valve without depressurizing your line. Turn the handle to shut off flow and remove the vent port plug to drain liquid trapped in the valve. Use them with water, oil, air, and inert gas. These valves adjust flow in small increments for metering, sampling, and other applications requiring fine flow control.

Insert tubing into the fittings on these valves—no heat, solder, or flux required. They’re for use with water, air, and inert gas. Turn the handle to adjust flow in small increments for metering, sampling, and other applications requiring fine flow control.

Barbs grip onto tubing, providing a secure hold. These valves are for use with water, oil, air, and inert gas. Turn the handle to adjust flow in small increments for metering, sampling, and other applications requiring fine flow control.

Solder these valves to tubing for a permanent, leak-tight connection. Use them with water, oil, air, and inert gas. Turn the handle to adjust flow in small increments for metering, sampling, and other applications requiring fine flow control.

Barbs grip onto tubing, providing a secure hold. To withstand aggressive and corrosive solutions in chemical-processing applications, these valves have a PTFE seal and a PVDF body. Turn the handle to adjust flow in small increments for metering, sampling, and other applications requiring fine flow control.

Also known as whistle valves, these open and throttle as force is applied to the lever and automatically close upon release. They’re commonly used for spraying, washing, and other applications that require manual discharge of liquid and air. Use with water, oil, air, and inert gas.

Insert unthreaded pipe into the socket ends and weld to create a permanent, leak-tight connection. These valves are for use with water, oil, air, inert gas, and steam. They gradually open and close to adjust and regulate flow.

Metal provides more durability than plastic. With seats that can stand up to aggressive and corrosive solutions, these valves are often used in chemical-processing applications. They bolt to flanges to adjust and regulate flow in flanged pipelines.

Also known as proportional V-ball valves, these have a motor that adjusts and regulates flow in applications with higher flow rates and pressures than solenoid valves. As you increase the intensity of the electrical signal, the motor opens the valve, moving a ball with a V-cut opening that proportionately allows more flow as the valve opens. They're often integrated into PLC systems for automatic control over the valve position based on system conditions.

Rated for up to twice the pressure of standard check valves, these can withstand pressures up to 3,000 psi.

To achieve the maximum possible flow, internal components are designed to reduce flow resistance.

Plastic provides a lightweight alternative to metal.

Two sleeves give the fittings extra gripping power. They bite into tubing as you tighten the nut to form a strong seal. All are compatible with Swagelok®, Let-Lok, and Parker A-Lok fittings.

Less than half the end-to-end length of standard flange-mount check valves, these can be installed in pipelines with limited clearance.

For more durability than plastic barbed check valves, these have a stainless steel body.

Weld to unthreaded metal pipe.

Barbs grip onto tubing, providing a secure hold.

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

Control flow in two directions from a single source—these valves have two handles for independent operation of each outlet. Use them with water, oil, and inert gas.

A metal body provides more strength and durability than plastic. These valves have a low-profile handle and a short end-to-end length to fit in tight spots. All are for use with water, oil, air, and inert gas. They divert flow between ports.

Also known as shuttle valves, these automatically switch the inlet source as pressure changes; they always direct flow from the higher-pressure side-port inlet to the top-port outlet. Use them with water, oil, air, and inert gas.

These valves divert flow between ports. Use with water, oil, air, and inert gas.

Barbs grip onto tubing, providing a secure hold. Use with water, oil, air, and inert gas. These valves divert flow between ports in tubing lines.

Barbed fittings on these valves grip onto tubing, providing a secure hold. To divert flow between ports in chemical-processing applications, they have a chemical-resistant seal and a PVDF body to withstand aggressive and corrosive solutions.

These valves operate on electricity to automatically divert flow between ports. Use with water, oil, air, and inert gas.

Often used for chemical analysis and other laboratory testing, these valves have a PTFE seal and body to withstand aggressive and corrosive solutions. They operate on electricity to automatically divert flow between ports.

For use with threaded pipe, these valves have NPT connections. Use them with water, oil, air, and inert gas. All operate on compressed air to automatically divert flow between ports more quickly than motor-driven valves. You must control the air to the actuator using either an electric pilot valve or a manual on/off valve.

Press these orifices into machined holes in connectors, manifolds, and other custom parts.

Compression fittings bite down on the outside of hard metal tubing for a secure connection.