9189CHPH1PPT3

What is the diameter of microbore pipework?

• 8 & 10mm

• 10mm

• 12mm

• 15mm

What is the minimum temperature required at the manifold for underfloor heating?

• 75ºC

• 50ºC

• 40ºC

• 65ºC

When the water is blended in UFH manifold what temperature is it?

• 70c

• 55c

• 40c

• 45c

What is the purpose of the insulated bed in underfloor heating?

• To increase heat projection downwards

• To increase heat projection upwards

• To prevent heat loss downwards

• To prevent heat loss upwards

What is the function of the mixing valve in underfloor heating?

• To control room temperature

• To control air circulation

• To regulate water pressure

• To regulate water temperature

What is the advantage of warm air heating over most other forms of heating?

• Low installation cost

• Rapid response from cold

• Low operating cost

• High energy efficiency

What is the purpose of a district heating scheme?

• To provide heat to multiple buildings using a centralised boiler

• To provide heat to multiple buildings using individual boilers

• To provide heat to a single building

• To provide individual boilers for each building

What is the main advantage of electric storage heaters?

• Rapid heating

• Controlled release of heat

• High energy efficiency

• Low cost

What is the function of the fan in fan-type electric storage heaters?

• To increase heat storage capacity

• To control room temperature

• To provide rapid heating

• To reduce heat loss

What is the material used for storing energy in radiator-type electric storage heaters?

• Ceramic

• Fireclay/bricks

• Metal

• Plastic