Bypass Valves

Bypass Valves

Bypass Valve controls excess flow in hydronic systems.

Designed for systems where heating loads may be excluded from circuit as zone valves close, Differential Bypass Valve helps minimize velocity noise caused by excess flow through circuits while maintaining pump head at constant valve. Unit features all brass body with non-ferrous internals and Â-¾ in. connection. Installed horizontally or vertically, valve has max working pressure of 150 psig...

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Pump Bypass Valves are corrosion-resistant.
Bypass Valves

Pump Bypass Valves are corrosion-resistant.

Available in pipe sizes from Â-¼-3 in., thermoplastic Bypass Relief Valves protect chemical process systems from pump dead-heading by automatically diverting flow through NC bypass line in case of obstruction in piping system. Available body materials include PVC, polypropylene, Corzan CPVC, Kynar PVDF, and PTFE. Featuring flow rates from 2-200 gpm and set pressures from 5-150 psi, valves can...

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Relief Valve works with lined steel piping.
Bypass Valves

Relief Valve works with lined steel piping.

TeflonÂ-® Diaphragm Relief Valve features thermoplastic body with intrinsic flange, eliminating piping nipples and other threaded connections. TeflonÂ-® diaphragm and plastic body combine to provide non-leaching, contamination-free relief/by-pass valve. Flange connections are available in TeflonÂ-® PTFE, Kynar PVDF, and natural, unpigmented polypropylene.

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Bypass Relief Valves feature Teflon-® construction.
Bypass Valves

Bypass Relief Valves feature Teflon-® construction.

Series RVT angle pattern relief valves have TeflonÂ-® shaft and body for use with corrosive and ultra-pure liquids, and for elimination of sticking and surging. Pipe sizes range from 1/4 to 2 in. with various seal materials including Buna-N, Viton, and EPDM. Flow rates range from 2 gpm, and set pressures range from 5 to 150 psi. Valves relieve excess pressure in piping systems, as well as...

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Thermostatic By-pass Valve permits zone control.
Bypass Valves

Thermostatic By-pass Valve permits zone control.

Three-way valve is designed for new or retrofit fin-tube baseboard installations that use non-electric thermostat. It comes with compression fittings for 3/4 in. copper tube, and is installed ahead of fin-tube in supply side, where radiation enters room. No. 320 liquid-filled thermostat provides quick response to temperature changes. From low freeze protection setting of 43-°F, it may be set in...

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Tekna Manufacturing LLC Announces NFPA 99 Compliant Model 7200 Multiplace Chamber
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Tekna Manufacturing LLC Announces NFPA 99 Compliant Model 7200 Multiplace Chamber

Tekna is a leader in Monoplace and Multiplace Hyperbaric Chambers for Hyperbaric Oxygen Therapy (HBOT), offering products that set the standard for quality and innovation. Our new 7200 series of multiplace chambers is a state-of-the-art system that integrates advanced engineering with a plethora of features and options making it the industry's premier HBOT system. To learn more, see our video.

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