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You Searched For: Valves

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.

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 International
Description: Barbed check valves prevent damage to equipment, pumps, and flow systems by preventing backflow.

Catalog Number: (46600-040)
Supplier: VWR International
Description: This polypropylene non-return valve protects tubing and vacuum systems from back flow when pressure falls in the system.

Catalog Number: (76399-160)
Supplier: HICHROM LIMITED
Description: Back pressure regulator


Catalog Number: (EM9.67100.9100)
Supplier: MilliporeSigma
Description: The pressure reducer with included over-pressure relief is one of the safest combined solutions for reducing inert gas house lines to a working pressu...


Supplier: Bel-Art Products, a Part of SP
Description: Simply squeeze the soft silicone body of the valve to permit flow, and release pressure to suspend the flow.

Supplier: Bel-Art Products, a Part of SP
Description: Polypropylene plastic valve with neoprene valve disk stops the reverse flow of liquid when pressure is interrupted.

Catalog Number: (65551-000)
Supplier: Thermo Fisher Scientific
Description: For use in vacuum lines and to prevent back pressure in filter flasks


Supplier: DWK Life Sciences (KIMBLE)
Description: T-valve configuration, without tip o-ring exposure, allows closure of the bottom arm while vacuum or gases continue to flow through the sidearms.

Supplier: DWK Life Sciences (KIMBLE)
Description: This right-angle valve uses a glass plug (as an alternative to PTFE or CTFE) for applications where the 'out-gassing' plug material is undesirable.

Supplier: DWK Life Sciences (KIMBLE)
Description: One-Way valves are designed for use in making connections between the tubing and the end fittings of CHROMAFLEX® columns.

Supplier: Ace Glass
Description: An all-glass check valve with ground seat for liquid seal

Product available on GSA Advantage® Small Business Enterprise

Supplier: Ace Glass
Description: Used as a one-time opening valve

Product available on GSA Advantage® Small Business Enterprise

Supplier: Ace Glass
Description: Used with aluminum packing box

Product available on GSA Advantage® Small Business Enterprise

Catalog Number: (89064-030)
Supplier: Ace Glass
Description: Threaded vacuum release valve with fingertip control for opening systems to the atmosphere

Product available on GSA Advantage® Small Business Enterprise


Supplier: BURKLE INC
Description: Two-way/Three-way valves are made of solid PTFE with hose nozzles

Supplier: DWK Life Sciences (KIMBLE)
Description: Sidearms are bent to minimize holdup of liquids

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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.
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.
To process your orders without delay, please provide the required business documentation to purchase this product.

To order chemicals, medical devices, or other restricted products please provide ID that includes your business name & shipping address via email CMD_NA@vwr.com or fax 484.881.5997 referencing your VWR account number. Acceptable forms of ID are:

  • State issued document with your organization's Federal Tax ID Number
  • State issued document with your organization's Resale Tax ID Number
  • City or County issued Business License
  • State Department of Health Services License
  • Any other ID issued by the State that includes the business name & address

* ATTN: California Customers may require additional documentation as part of the CA Health & Safety Code. Products that fall under this regulation will be placed on a mandatory 21-day hold after documentation is received. VWR will not lift restrictions for residential shipping addresses.

-Additional Documentation May be needed to purchase this item. A VWR representative will contact you if needed.
This product has been blocked by your organization. Please contact your purchasing department for more information.
The original product is no longer available. The replacement shown is available.
This product is no longer available. Alternatives may be available by searching with the VWR Catalog Number listed above. If you need further assistance, please call VWR Customer Service at 1-800-932-5000.
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