WorksheetsRainwater Systems Quiz phase2 lo1.2
Total questions: 8
Worksheet time: 4mins
What is the most common gutter profile used in the UK?
Half round
Square section
Ogee
Deep half round
Which gutter profile has almost twice the capacity of half-round?
Square section
Ogee
Deep half round
Half round
What does 'O.G.' stand for in the context of rainwater systems?
Oval Gutter
Ornamental Gutter
Original Gutter
Overhanging Gutter
Which rainwater pipe section is the most rigid?
Half round profile
Round rainwater pipes
Square rainwater pipes
Deep half round or storm flow
What is the disadvantage of using square rainwater pipes?
Not as rigid as round pipe
Tends to block easily
Fittings can be spun in any direction
Common pipe size across all manufacturers
What is the advantage of using ogee guttering?
Caution should be exercised when adding to existing gutter systems
Offers a lightweight and long-lasting alternative to cast iron gutters
Good capacity and flow rate
More rigidity than half-round type gutter profiles
What is the disadvantage of using square section gutter?
Not all manufacturer’s gutters and fittings are interchangeable
Must be installed to the correct fall
It can silt up very quickly because of its flat bottom
Some makes are no longer available and will not fit modern equivalent shapes
What is the advantage of using deep half round or storm flow gutter profile?
It gives good flow when laid to the correct fall, with little sediment build up
All manufacturers use a common size
Fittings are interchangeable between manufacturers
Converters to other profiles and materials readily available
