Plumbing level 2 -PP1-Sanitation

What is the main purpose of the Water Supply (water fittings) Regulations 1999?

• To prevent backflow contamination and wastage of water

• To specify the dimensions of sanitary appliances

• To ensure proper installation of drainage systems

• To regulate the materials used in sanitary appliances

Which material is described as 'Hygienic, Stain proof, Resistant to acid and alkali'?

• Acrylic

• Fireclay

• Stainless steel

• Vitreous china

Which type of WC pan is the most common in the UK?

• Back to wall

• Single trap siphonic

• Double trap siphonic

• Washdown

What is the full flush volume for modern WCs since 1999?

• 7 litres

• 4 litres

• 9 litres

• 6 litres

Which style of WC is popular because the cistern is completely concealed from view?

• Close coupled

• Low level

• High level

• Back to wall (concealed)

What is the main characteristic of a 'Double trap siphonic' WC pan?

• It is the most common type in the UK

• It creates a vacuum to clear the pan

• It is very efficient and quiet in operation

• It is designed for easy cleaning

Which material is described as 'Very robust, Very heavy, Cold to touch'?

• Acrylic

• Enamelled cast iron

• High impact plastic

• Porcelain enamelled pressed steel

What is the traditional way to flush a toilet?

• Using a drop valve

• Using a dual flush valve

• Using a siphon

• Using a flap valve

Which type of WC pan creates a negative pressure (vacuum) to help clear the pan?

• Washdown

• Single trap siphonic

• Double trap siphonic

• Close coupled

What is the required flush volume for junior toilets?

• 100mm

• 75mm

• 50mm

• 25mm