What is the best direction for a solar collector panel to face?

• South

• East

• North

• West

What is the compromise angle commonly used for the tilt angle of a solar collector panel?

• 30°

• 60°

• 45°

• 15°

Why is it important to be aware of any structures, trees, chimneys, and aerials that could shade the solar collector panels?

• To avoid damage to the panels

• To reduce the installation cost

• To prevent theft of the panels

• To maximize the efficiency of the system

What determines the area required to mount the solar collectors on the roof?

• The size of the property

• The location of the property

• The number of people living in the property

• The type of hot water system used

What type of hot water system is not compatible with a solar thermal system?

• Under/over sink water heaters

• Gas water heater

• Electric showers

• Combination boiler

When is planning permission required for the installation of a solar thermal system?

• When installed on a block of flats

• When installed within 5.0m of the property boundary

• When installed on a listed building

• When installed within a conservation area

Which regulation covers the potential contamination of wholesome potable water within the property for a solar thermal system?

• Planning permission regulations

• BS7671

• F-gas regulations

• The Water Supply (Water Fittings) Regulations 1999

What is a limitation of a solar thermal system?

• High maintenance costs

• No need for an auxiliary heat source

• Incompatibility with the existing system

• Low initial installation costs

What is a requirement for the building that a heat pump supplies in order for the pump to work effectively?

• High demand for cooling

• Good and effective insulation

• Sufficient space outside or on a wall to mount the unit

• Low demand for heating

Why is it important to have good vehicle access for biomass deliveries when installing a biomass boiler?

• To ensure a continuous supply of biomass material

• To prevent damage to the boiler

• To reduce the installation cost

• To minimize the carbon footprint