PP 8 Installation of Hot Water Pipework

Under which British Standard is the installation of hot water pipework covered?

• British Standard 1057

• British Standard 8558

• British Standard 100°C

• British Standard 95°C

Which materials are usually used for hot water pipes and fittings

• PVC and rubber

• Copper tubes to BS EN 1057 and polybutylene pipes

• Steel and iron

• Aluminium and zinc

What is the maximum temperature that hot water should never be allowed to reach in the pipework?

• 95°C

• 100°C

• 105°C

• 85°C

The pipework should be capable of withstanding how many times the normal operating pressure of the system?

• One time

• One and a half times

• Twice

• Three times

How are the installation methods for low pressure hot water systems compared to those for low pressure cold water systems?

• Completely different

• Very similar

• Not related

• Only similar in the use of materials

What should be ensured when pressure testing open-vented cylinders?

• That the temperature is consistent

• That the cylinder is fully operational

• That the maximum pressure the cylinder can withstand is not exceeded

• That the cylinder is disconnected

What should be done if necessary before pressure testing commences?

• The cylinder should be heated up

• The cylinder should be disconnected and the pipework capped

• The pipework should be replaced

• The pressure should be increased

Why should care be taken when installing hot and cold water pipework side by side?

• To prevent the hot water pipework from cooling down

• To ensure easy maintenance

• To avoid the cold water installation being adversely affected by the hot water pipework

• To make the installation look more organized

What types of pipes have different soundness tests according to the provided plumbing material?

• PVC and PEX

• Rigid pipe (copper) and plastic pipe

• Steel and iron

• Flexible hose and rigid hose

What is the first step in the process of testing and decommissioning according to the Level 2 Technical Certificate in Plumbing?

• Set up equipment

• Visual inspection

• Test period

• Final check