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WorksheetsCold Water Systems Quiz L3P2u5,2.6
Total questions: 10
Worksheet time: 5mins
What are the two reasons insulation on pipework is needed?
To prevent the water from freezing and to protect the system from overheating
To prevent the water from boiling and to protect the system from corrosion
To prevent the water from evaporating and to protect the system from leaks
To prevent the water from contaminating and to protect the system from blockages
Which of the following are vulnerable places within buildings where pipes will require insulating?
Kitchens, bathrooms, and bedrooms
Unheated cellars, roof spaces, under ventilated suspended floors, garages, and outbuildings
Gardens, lawns, and driveways
Living rooms, dining rooms, and hallways
How should cold water cisterns be insulated?
With a wooden box
With a PVC wrapped fibreglass jacket
With a metal sheet covering
With a plastic bag
Why do we remove roof insulation from below cisterns in roof spaces?
To reduce the weight on the roof
To improve the insulation of the roof
To prevent the cistern from freezing
To allow more heat to escape from the cistern
What is the recommended insulation material for pipework?
PVC foam
Expanded polystyrene
Polisocyanurate foam
Rigid phenolic foam
Which of the following is NOT a vulnerable place within a building where pipes may require insulation?
Garage
Roof space
Unheated cellar
Kitchen
What is the purpose of insulating pipework, fittings, and components?
To increase water flow
To reduce water pressure
To delay the effects of warming or freezing
To prevent water contamination
Which of the following insulation materials has the lowest thermal conductivity?
Standard polyethylene foam
Cellular glass
Expanded nitrile rubber
Expanded synthetic rubber
What is the purpose of insulating cold water cisterns?
To prevent water contamination
To reduce water pressure
To delay the effects of warming or freezing
To increase water flow
Which British Standard should pipework insulation conform to?
BS5422
BS5970
BS9999
BS1234
