What is the difference between direct and indirect water supply?
The difference between direct and indirect plumbing systems concerns how cold water is distributed throughout the home. In an indirect system, the cold taps are supplied by the cold water storage cistern in the loft. In a direct system, they’re supplied by the mains.
What is indirect cold water supply?
In the indirect cold water system, water comes into house via rising main. It is then branched off to feed at least one tap (in the image above, this is the kitchen and outside tap and the boiler next to the sink) and then continues to a storage tank in the loft.
What is Direct Indirect water distribution system?
While in the direct water supply system all the water points of a house are directly connected to the main supply line of the municipality/city government/supply company; in case of the indirect water supply system it is only the kitchen sink and the storage tank which are connected to the main supply line while all …
What is indirect system of water supply?
• Indirect Water Supply System Water enters house from main supply pipe and is branched off to kitchen sink and water storage tank either overhead or underground. Then all other fixtures receive water from storage tank.
What are advantages of indirect water supply?
The greatest advantages of the indirect water heaters are the significant reduction of flue losses. Less maintenance – no additional burners to maintain. Less cost – no additional venting required or fuel lines to run. Better performance – more available hot water with quicker recoveries.
What is direct water and indirect water?
People use water for direct and indirect purposes. Direct purposes include bathing, drinking and cooking. Indirect water (also called “virtual water”) use refers to the water used to produce the goods and services others need and enjoy.
How does an indirect system work?
When the pipe enters the indirect water tank, it’s twisted around like a coil to maximize heat transfer area and then comes back out. Therefore, hot water travels from the boiler, through the coiled pipe in the indirect tank, and back out to the boiler.
Is a combi boiler direct or indirect?
Direct design The pump on the boiler only runs when the heating is on. When a hot tap is running the pump stops running and the mains water running through the boiler on its way to the tap is heated up. Thats how a Direct Combi Boiler design works.
What is the difference between indirect and direct cylinders?
The answer to this question relates to how the water in the cylinder is heated. In an indirect cylinder, the water is heated by the boiler. In a direct cylinder, the water is heated by electric elements known as immersion heaters.
How does an indirect cylinder work?
The way an indirect cylinder works is that an external source is used to heat the water prior to being transferred to the indirect cylinder. A central heating boiler may be used for this purpose, or another external heating source such as solar panels, for example. Cold water is drawn into the tank from a water source.
What are examples of indirect water use?
Some examples include brushing teeth, showering, flushing the toilet, washing a car, or watering a garden. Indirect water is needed to produce, grow, or manufacture the items we use every day.
What is indirect water?
Uses of water that are not immediately apparent to the consumer. For example, a person indirectly uses water when driving a car because water was used in the production process of steel and other automotive components.