Check Valves

Valves feature pushbutton operation.
Check Valves

Valves feature pushbutton operation.

MininertÂ-® Syringe Valves add leak-tight 250 psi sample storage capability to standard Pressure-LokÂ-® or Luer hub syringe, allowing sample to be pressurized prior to injection. MininertÂ-® Valves for lab glassware provide leak-tight closure with syringe access to screw-cap and crimp-top vials, test tubes, flasks, and reaction chambers. Models are available with tapers or Â-¼-28...

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Silent Check Valves come in flanged and wafer syles.
Check Valves

Silent Check Valves come in flanged and wafer syles.

Constructed of cast iron, carbon steel, and stainless steel, SSI silent check valves mount vertically or horizontally to prevent flow reversal and eliminate water hammer. Products also eliminate system surges associated with sudden stoppage of reverse flow. Available in sizes 2-16 in. for pressures to 500 psig @ 150Â-

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Vacuum Check Valves prevent vacuum loss.
Check Valves

Vacuum Check Valves prevent vacuum loss.

CheckVac Valves are constructed from one-piece, seamless, aluminum body and plastic valve element that snaps into place and has O-ring seal. Leakproof, one-way vacuum check valves optimize system performance by not wasting vacuum pump's power in opening valve. Stainless steel spring-loaded valves operate in any orientation and are offered in sizes from Â-¼-2 in. NPT. They suit all vacuum...

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Diaphragm Check Valves are manufactured from Corzan-® CPVC.
Check Valves

Diaphragm Check Valves are manufactured from Corzan-® CPVC.

Corzan Series CKM Check Valves prevent unwanted and potentially dangerous reverse flow in piping systems. Diaphragm design provides positive, leak-free seal, even in non-flowing condition. Suited for applications that require elevated temperature- and corrosion-resistance, valves are not dependent on gravity, mounting position, or reverse flow for proper functionality. They are available with...

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Check Valves provide bubble-tight seal.
Check Valves

Check Valves provide bubble-tight seal.

Series CKS consists of self-sealing, thermoplastic check valves for corrosive and ultra-pure liquids. Designed to safeguard process systems, units maintain positive closure even in absence of reverse pressure. Offered in 1Â-½, 2, and 3 in. pipe sizes, valves use spring encapsulated with TeflonÂ-® PFA to protect liquids from contamination. Standard body material is Grade 1, Type 1 PVC.

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