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plumbing system

external gear pump working

External gear pumps have two meshing gears, which may be of the spur, helical, or herringbone type. . Liquid is carried between the gear teeth and displaced as the teeth mesh. Close clearances between the gear teeth and between the teeth and the casing walls minimize slippage of liquid from the high-pressure side to the …

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what is injection pump

In case of diesel engine the diesel oil from the fuel tank is sucked by the fuel feed pump. The pump first sends the diesel oil to the fuel filter and then to the transfer pump. The transfer pump increase the pressure of the fuel.

the plumber

A plumber is a person who installs and maintains piping for water and their drains and waste systems in a dwelling, business or industrial facility. He installs bathroom appliances such as showers, toilets, sinks, kitchen appliances (e.g. dishwashers), water heaters required in a new or remodelled houses or buildings.Plumbers need various skills to perform their …

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building drain

The building drain is the part of the lowest horizontal piping of a drainage system which receives the discharge from soil, waste and other drainage pipes inside the walls of the building and conveys it to the building sewer beginning one meter outside the building wall. One or more building drain ventilating pipes should always …

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what is blackwater

The discharge from water closet and urinal is called Black water. Refers to waste water discharged from water closets and urinals. It contains human excreta. The black water is discharged into public sewerage system or a septic tank. The black water in the septic tank is broken down by bacteria in the septic tank and …

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how a septic tank works

It is important for a plumber to understand how a septic tank works. Basic working principles are listed below: Wastewater from building is discharged into the septic tank through a T-shaped inlet pipe. Heavy solids settle at the bottom of the tank. Lighter solids such as grease, oils and fats, rise to the top and …

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septic system service

Where public sewerage system is absent, the building drainage is discharged into the Septic tank. It acts as a small-scale sewage treatment system helping in safe disposal of both black and grey water. Few key points a plumber should follow with respect to septic tanks are: Septic tank should be located at an open place …

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separate sewer system

sewage and storm /surface water runoff are drained through two different pipes. Sewage and storm / rain water are handled separately and hence chances of pollution is minimal.

combined sewer system

sewage and storm water/surface water runoff are drained through the same pipes in a single pipesystem. This system can cause serious water pollution problems when the combined sewer overflows during rainy season or a storm.

Green plumbing

The LEED Green Building Rating System is a voluntary, consensus-based national standard for developing high-performance, sustainable buildings. The rating system is divided into six main areas of design. These areas are Sustainable Sites, Water Efficiency, Energy & Atmosphere, Materials & Resources, Environmental Quality, and Innovation & Design Process. Each of the areas has specific requirements …

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