Pneumatic valve actuators from the brass ball valve configuration formed into double acting pneumatic actuator pneumatic actuator and single acting pneumatic actuator, controlled by a solenoid valve to achieve valve switching. Intelligent control of pneumatic valve can be quickly turned on or of

Stormwater and wastewater (sewage) systems can be built as separate or combined facilities. The more modern houses and businesses now have separate piping systems for sewage and stormwater, while some cities are upgrading their present combined systems due to the occurrences of spillage of sewage

Hello well I

The first valve inside of a house after it comes in through the foundation. Is a gate valve the right one or which one? either a gate or ball valve you could use a globe but it will restrict flow some what i prefer ball as they are quicker to shut off in a emergency. Years ago it would have been a

Construction and operationA needle valve has a relatively small orifice with a long, tapered seat, and a needle-shaped plunger, on the end of a screw, which exactly fits this seat. As the screw is turned and the plunger retracted, flow between the seat and the plunger is possible; however, until th

I have a solenoid valve just like this and its rated 120 VAC/26VA (3 prongs, one for ground) . I also have a horizontal level switch for liquid like this http://germes-online.com/direct/dbimage/50279527/Level_Switch.jpg with rating 120 VAC/0.28 A (the switch will connect when the water level rea

People always ask me what gave you the idea and what made you create these how to plumbing videos? Coming up with the idea was easy. After many years as a plumber and servicing customers at there home I

I recently came across an instructive case study. I think that you will find it interesting and important. In the quest for improved fuel consumption, the manufacturer of an engine-powered, mobile hydraulic machine replaced the fixed-displacement pump powering the machine