Drain Valves | McMaster-Carr

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4,985 Products

Fluid Handling

Drain Valves

Vent air or discharge liquids to remove excess fluid from your system

On-Off Valves

Start and stop flow through a line

Flow-Adjustment Valves

Flow-Adjustment Valves

Gradually open and close to control the volume of air and liquids though a line

Float Valves

Open or close a pipe connection when liquids in a container reach a set level

Sampling Valves

Sampling Valves

Drain a small amount of fluid for inspection without disrupting flow

Flow-Regulating Valves

Flow-Regulating Valves

Maintain the set flow rate of fluid through your system

Directional Control Valves

Directional Control Valves

Manage the flow of fluids to move equipment in air- and hydraulic-powered systems

Pressure-Relief Valves

Pressure-Relief Valves

Protect equipment by opening at a set pressure and closing when the pressure drops; for repeated use

Pressure-Regulating Valves

Pressure-Regulating Valves

Reduce inlet pressure to a lower outlet pressure to protect sensitive equipment

Facility and Grounds Maintenance

Garden Hose Faucets

Garden Hose Faucets

Connect garden hose to lines coming from a building or the ground

Drain Check Valves

Drain Check Valves

Prevent water damage by placing into floor drains to stop sewer back-ups

Sink Faucets

Manual and touch-free faucets for janitorial, restroom, and food service sinks

Power Transmission

Hydraulic Flow-Adjustment Valves

Hydraulic Flow-Adjustment Valves

Turn the knob to gradually adjust the flow of hydraulic fluid

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)