Gas stop cocks

The large knob makes these drainage valves easy to grip. Serrated Tip Photo: This stop valve is manually operated: you open and close it by turning the wheel. An email has been sent to you. By continuing, you agree to our Terms of Use and Privacy Policy. Replace your existing stop tap. Sampling Valves for Fuel.
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Stopcocks, gas and electrical mains switches

Plumbing Fixtures and Drains. It has a conical shape and is normally held tightly in place by the yellow spring coiled around it. Sometimes it's better for a valve to fail, intentionally, to protect some other part of a system or machine. A practical guide to choosing and using valves, including a buyer's guide. When turning stopcocks back on it is a good idea not to turn them on fully to prevent them from getting stuck in the future.
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How valves work | Types of valves - Explain that Stuff

Sentences Sentence examples. Easy-Grip Drainage Valves. Valves that work in this way are called safety valves. Equip Equip Pre-Rinse Units. Appliance Connectors Appliance Connectors.
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The most common ones are the butterfly, cock or plug, gate, globe, needle, poppet, and spool:. Photo: Valves come in all sizes. Also known as luer-lock couplings, quick-turn fittings consist of a plug and a socket that connect with a half turn, so you can easily connect and disconnect your line. Photo Shutting off the water with an isolation valve. Energy Conservation Literature.
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