Plumbing Level 2 - PP1.1 - Cold water

What does WRAS stand for?

• Water Regulation and Standards Scheme

• Water Regulation and Safety Scheme

• Water Regulation Advisory Scheme

• Water Regulation Association Scheme

Which British Standard covers the design, installation, testing, and maintenance of water systems?

• BS8000 pt15

• BS6700

• BS6000

• BS7000

What is the minimum size of the vent pipe according to BS6700?

• 32mm

• 22mm

• 15mm

• 28mm

In a centralised stored hot water system, where is the hot water cylinder commonly located?

• In an airing cupboard

• In the bathroom

• In the attic

• In the kitchen

What is the primary function of the open vent in an open vented system?

• To heat the water

• To filter the water

• To act as a safety relief valve

• To increase water pressure

What is the minimum size of the cold feed pipe according to BS6700?

• 32mm

• 15mm

• 22mm

• 28mm

What type of system uses a combination boiler to heat water on demand?

• Localised hot water

• Centralised instantaneous hot water

• Direct hot water cylinder

• Centralised stored hot water

What is the recommended minimum size of the CWSC if it feeds both hot and cold water systems?

• 200 litres

• 150 litres

• 115 litres

• 230 litres

In an indirect open vented system, what acts as the heat exchanger?

• The boiler

• The vent pipe

• The internal coil

• The immersion heater

Where should the cylinder thermostat be positioned according to the text?

• Halfway up the cylinder

• At the top of the cylinder

• One-third of the way up the cylinder

• At the bottom of the cylinder