Hot Water Prepare Work Locations

Which part of the Building Regulations lays down the requirements for the insulation of hot water pipework and cylinders in domestic properties?

• Part G

• Part H

• Part L1

• Part P1

Which of the following documentation could be used on a new-build construction site to identify the required position of a hot water storage cylinder?

• Job specification

• Manufacturer instructions

• Block plan

• Building plans

Which of the following is the correct type of joint that can be used to make a connection between two sections of polybutylene hot water pipe?

• Push-fit fitting

• End feed capillary fitting

• Capillary solder ring fitting

• Fusion welded fitting

The maximum recommended depth of notch in a first floor joist is –

• 1/8 the joist depth

• 1/4 the joist depth

• 1/2 the joist depth

• 3/4 the joist depth

The following diagram shows an indirect hot water system, which section of pipe is missing from the diagram?

• Primary cold feed pipe

• Primary open vent pipe

• Secondary cold feed pipe

• Secondary open vent pipe

A single feed indirect cylinder works on the principle of –

• Water compression

• Water siphonage

• Air entrapment

• Air expulsion

Which type of hot water storage cylinder is shown in the following diagram?

• Direct cylinder

• Combination unit

• Double feed indirect cylinder

• Single feed indirect cylinder

The main reason why ‘dead legs’ should be avoided in hot water systems pipework is in order to –

• Prevent scalding

• Minimise corrosion

• Increase cylinder lifespan

• Prevent water wastage

Which of the following can be used to overcome the problems associated with long dead legs in hot water systems pipework?

• Apply trace heating

• Apply localised cooling

• Fit a shock arrestor

• Fit a non-return valve

Which of the following types of copper tube would normally be used to form the cold feed pipe to a hot water storage cylinder?

• R220 minibore coils

• R220 soft coils

• R250 half hard lengths

• R290 hard lengths