Rainwater Systems Quiz

What is the standard shape for domestic properties in rainwater systems?

• Deep flow

• Square line

• Half round

• Ogee

Which PVCu profile is used for steep-angled roofs or high intensity rainfall areas?

• Ogee

• Deep flow

• Square line

• Half round

What is the purpose of the square line profile in rainwater systems?

• To give a period look

• Used with squared downpipe

• For high capacity

• Standard shape for homes

Which profile is used to give a period look to a property?

• Deep flow

• Square line

• Ogee

• Half round

What problem can occur with plastic guttering when it warms up?

• It becomes shiny

• It creaks

• It changes color

• It melts

What can happen to plastic guttering in extreme cases?

• It becomes stronger

• It buckles and dislocates

• It shrinks

• It turns transparent

What do manufacturers include in their fittings to help with expansion?

• A 5mm expansion gap

• A 10mm expansion gap

• A 15mm expansion gap

• A 20mm expansion gap

Up to where should the fitting be inserted?

• Beyond the line

• Up to the line

• Before the line

• Halfway to the line

What material was commonly used for guttering before plastic?

• Wood

• Cast iron

• Aluminum

• Copper

Why is cast iron difficult to maintain?

• It is very light

• It requires regular painting

• It is too flexible

• It is very expensive