308 Rainwater Systems 2 Quiz

Which one of the following is a style of plastic guttering?

• Elsan

• Mansard

• Ogee

• Half channel

Which one of the factors listed needs to be considered before the installation of a rainfall system?

• The height and shape of the building

• The type of roof covering that the property has

• The roof area and direction of fall

• What type of drainage system the building is connected to

How can you check a gutter and downpipe for soundness and performance?

• Wait until it rains, then climb up to look

• Pour water into the gutter and inspect the system for ponding and leaks

• Ask the customer to let you know if they see any leaks

• Join the system together before installation and inspect for leaks

What is another term for the offset from a gutter to downpipe?

• Cranked turn

• Direco-change

• Goose neck

• Swan neck

What is a common downpipe diameter?

• 68mm

• 50mm

• 72mm

• 32mm

In a rainwater system, what is the normal ratio of fall for the gutter?

• 1:400

• 1:60

• 1:2,000

• 1:600

On domestic properties, what is the maximum distance at which the facia brackets should be apart?

• 1.25m

• 1,500mm

• 1,000mm

• 1.8m

Which one of the following is an advantage of plastic guttering systems?

• Flexible and low maintenance

• It only requires painting every two years

• Running outlet connections can be made on every elevation

• Expansion is taken up in caulked joints

Which of the following is a downpipe fitting?

• Slipper

• Boot

• Shoe

• Belt

When fitting plastic guttering, where is the allowance for expansion and contraction made?

• At the running outlet connections

• Every 10m where there is an expansion and contraction connection

• At the corner connections only

• In each of the fittings