What is the siaze of pipe normally used in micro-bore heating systems?

• 8mm and 15mm

• 15mm and 22mm

• 28 and 22mm

• 10mm and 8mm

What is the main reason a 150mm gap is left between the floor and the bottom of the radiator?

• So the floor can be cleaned

• To allow heat circulation

• Reduce the risk of fire

• To allow the skirting board to be painted

Which one of the following documents in the building regulations covers the conservation of fuel and power in domestic properties?

• Part L1

• Part L2

• Part P

• Building regulations

Which one of the following describes the purpose of background heating?

• Heat the property quicker than full central heating.

• Heat only certain rooms in the property as requied

• Heat the property to a lower temprature than full central heating.

• Heat the property to a higher temprature than full central heating.

A thermostatic radiator valve opens and closes as a result of the?

• Room temprature

• Cylinder temprature

• Customer.

• Boiler.

Where should an automiatic air vent be positioned?

• At the highest point of the system

• At the lowest point of the system

• At the point where the vent enters the system.

• At the point where the cold feed enters the system.

Which central heating system uses a manifold?

• One pipe system.

• Two pipe system.

• Fully pumped system.

• Microbore system.

What heating control is shown?

• Room thermostat

• Programmer

• Cylinder thermostat

• Frost thermostat

What would be used to make it water tight when fitting radiator valves to the radiator?

• Plumbers mate

• PTFE

• Hemp and paste

• Nothing

What is this component ?

• TRV

• Pump

• Air separator

• Air vent