Hot Water 1

Which type of fitting must not be used on hot water pipework?

• Capillary fitting with a lead/tin solder.
• Proprietary push-fit plastic fitting.
• Non-manipulative compression fitting.
• Proprietary push-fit copper fitting.

Which British Standard details the installation requirements for hot water systems?

• BS 5449.
• BS 6700.
• BS EN 12056.
• BS EN 12976.

What is the device shown

• Measuring water pressures.
• Measuring water flow rates
• Sizing hot water cylinders
• Determining the pH of water

What type of tool is shown

• Adjustable spanner
• Immersion heater spanner
• Stillson wrench
• Water pump pliers

The additional pipework circuit fitted to a hot water system to overcome dead-legs in the system is known as a

• primary circulation system
• Trace heating 
• secondary circulation system
• inverted loop system.

In which one of the following locations is it a requirement to insulate hot water system pipework?

• Surface mounted in a lounge.
• ‘Notched’ into timber first floor joists.
• In a loft space.
• Surface mounted in a bathroom

What is the required soundness test pressure for hot water pipework which will normally be subject to a static head of 6 metres (assuming that 1 metre head of water is about 0.1 bar pressure)?

• 1.0 bar
• 0.6 bar
• 0.09 bar
• 0.9 bar.

A method of preventing energy and water wastage in hot water pipework with long dead-legs is known as

• space heating
• sensible heating
• latent heating.
• Trace Heating 

The cold feed pipe to a hot water storage cylinder is connected

• at the mid point of the cylinder
• in the top quarter of the cylinder
• in the top of the cylinder
• at the bottom of the cylinder

what component does this symbol represent?

• Single check valve 
• Double Check Valve 
• No Check Valve 
• Any Check valve