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A variety of valves that can, depending on the product, be used to regulate pressure levels of liquid and gas in flow systems. These valves can be used for making connections between different lengths of tubing and connection points. Liquid and vacuum seals. A plethora of scenarios exist in which these valves can be used, each with a unique purpose and design for maximum safety and efficiency when in use, especially when pressure is of great concern.

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Supplier:  VWR
Description:   Barbed check valves prevent damage to equipment, pumps, and flow systems by preventing backflow.
Catalog Number: (46600-040)
Supplier:  VWR
Description:   This polypropylene non-return valve protects tubing and vacuum systems from back flow when pressure falls in the system.
Supplier:  Bel-Art Products
Description:   Polypropylene plastic valve with neoprene valve disk stops the reverse flow of liquid when pressure is interrupted.
Supplier:  Bel-Art Products
Description:   Ensure one-way directional flow in vacuum lines.
Supplier:  DWK Life Sciences (KIMBLE®)
Description:   For vacuum applications up to 5x10-7torr. Designed with a precision external thread for fine control. Valve can be used as a bleed up to 1/...
Supplier:  Ace Glass
Description:   The primary protection to personnel and equipment involved with static and dynamic pressured systems. This one-piece pressure relief valve is adjustab...
Product available on GSA Advantage® Small Business Enterprise
Supplier:  Ace Glass
Description:   A water or air shut-off solenoid valve for use with water-flo power cut-off or as a general laboratory shut-off valve. Operates from 0.35Kg/cm2
Product available on GSA Advantage® Small Business Enterprise
Supplier:  DWK Life Sciences (KIMBLE®)
Description:   Sidearms are bent to minimize holdup that normally occurs in conventional valves. PTFE shaft seals protect the Viton® O-rings from contact with the sy...
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Stock for this item is limited, but may be available in a warehouse close to you. Please make sure that you are logged in to the site so that available stock can be displayed. If the call is still displayed and you need assistance, please call us at 1-800-932-5000.
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To order chemicals, medical devices, or other restricted products please provide identification that includes your business name and shipping address via email CMD_NA@vwr.com or fax 484.881.5997 referencing your VWR account number . Acceptable forms of identification are:

  • issued document with your organization's Federal Tax ID Number
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VWR will not lift restrictions for residential shipping addresses.

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The original product is no longer available. The replacement shown is available.
This product is currently unavailable but limited stock may be available in our extended warehouse network. Please call 1-800-932-5000 and a VWR Customer Service Representative will help you.
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