Topic 3.3 - Hot and cold water system

This hot water system supplies hot water to a single appliance and is usually located near to where the hot water is needed.

• Centralized system

• Localised system

Which of the hot water supply system this diagram refers to?

• Centralized system

• Localised system

Direct system uses the cold water storage in the roof space to supply other appliances.

• True

• False

Answer explanation

Indirect system: The system uses the cold water storage cistern in the roof space to supply other appliances.

Which of the following refers to the direct hot water supply system?

• A

• B

Which of the cold water system has a constant low pressure which reduces the risk of leakages?

• Direct system

• Indirect system

Which of the cold water system fed from the mains supply?

• Direct system

• Indirect system

Which of the cold water supply this diagram refers to?

• Direct system

• Indirect system

Which of the hot water system is not suitable for hard water?

• Direct system

• Indirect system