Plumbing level 2 - PP1.3 - Central Heating

Which type of boiler is known for its high efficiency and compliance with Building Regulations part L?

• Back boiler

• Electric boiler

• Traditional boiler

• Condensing boiler

What is a legal requirement for installing any type or style of boiler?

• Having a plumbing license

• Being a registered Competent Person

• Owning a construction company

• Having a degree in engineering

Which fuel is NOT delivered but supplied via the national grid?

• LPG

• Oil

• Solid fuel

• Natural gas

What is a disadvantage of condensing boilers?

• Higher maintenance

• Reduction in system corrosion

• High efficiency

• Quiet in operation

Which type of boiler is popular for small to medium properties and provides instant hot water under mains pressure?

• Back boiler

• Combination boiler

• System boiler

• Conventional boiler

What must be checked before installing a combination boiler?

• The incoming pressure and flow rates

• The number of radiators

• The size of the property

• The type of fuel used

Which type of boiler uses a single heat exchanger to heat up the primary water?

• Traditional (non-condensing) boiler

• Combination boiler

• System boiler

• Condensing boiler

What is a common component included in a system boiler?

• F&E

• Circulator

• CWSC

• DHW cylinder

Which type of boiler is required if an open vented system is installed?

• Combination boiler

• System boiler

• Conventional boiler

• Condensing boiler

What is a limitation of a combination boiler?

• Can supply DHW to multiple draw-off points simultaneously

• No need to check incoming pressure and flow rates

• Does not require a DHW cylinder

• Takes time for DHW to reach temperature