8202PPT3CH UFH

What are the two most common pattern of pipework layout in underfloor heating?

• Triangle pattern and hexagon pattern

• Circle pattern and square pattern

• Straight line pattern and zigzag pattern

• Series pattern and snail pattern

After the heat from the underfloor pipework is conducted through the floor, how much is then released into the room as radiated heat?

• 50-60%

• 40-50%

• 30-40%

• 20-30%

The length of each circuit is balanced so that long circuits become shorter, provided the manifold is positioned where within the building?

• Centrally within the dwelling

• Near the door

• Near the windows

• At the corner of the room

Where is the circulating pump situated on the underfloor system and why?

• On the ceiling to distribute heat downwards

• At the edge of the room to circulate heat evenly

• Between the flow and return manifolds to regulate water temperature

• Under the floor to prevent heat loss

When installing components for an underfloor system, they must be controlled in such a way as to maintain a steady flow of heat whilst ensuring that the floor does not become too hot to walk on. What are the components required to achieve this?

• Thermostat, radiator, and boiler

• Fan, duct, and filter

• Manifolds, blending valve, and pump

• Pump, pipes, and insulation

If asked to install an underfloor system in a dwelling which has a large garden attached, what renewable appliance could be suitable as an energy source for such an installation?

• Ground source heat pump

• Biomass boiler

• Wind turbine

• Solar panels

How would you explain the benefits of UFH to the customer?

• Reduced maintenance and high installation cost

• Increased energy bills and environmental impact

• Comfort, economy, and reduced running costs

• Complex system and limited heat distribution

What would be the extra cost implications when installing the pipework or for drilling a borehole for a ground source heat pump?

• Extra cost in excavation and drilling

• No extra cost

• Higher installation cost and increased energy bills

• Lower running costs and reduced carbon footprint

What is the typical operating temperature for concrete (screed) floors in an underfloor heating system?

• 30-35⁰C

• 40-45⁰C

• 50-55⁰C

• 60-65⁰C

What is the main principle of operation for underfloor heating systems?

• High temperature

• Low temperature

• Constant temperature

• Variable temperature