Pipe Size for Hot Water Systems Quiz

On what does the pipe size used for hot water systems depend?

• The color of the pipes

• The type of system installed

• The brand of the pipes

• The temperature of the water

Which factor is NOT mentioned as affecting the pipe sizes for hot water systems?

• The size of the property

• The number of electrical outlets

• How many hot water outlets there are on the system

• The distance from the heat source to the outlets

What is one of the factors that determine the pipe sizes for hot water systems?

• The age of the property

• The distance from the heat source/hot water storage point to the outlets

• The color of the hot water

• The speed of water flow

Which of the following materials is NOT mentioned as being used for hot water systems in domestic properties?

• Copper tubes and fittings

• Plastic pressure pipe and push-fit fittings

• Stainless steel tubes and fittings

• Aluminum tubes and fittings

Why do open vented systems generally have larger pipe sizes?

• Because of the high pressure of the hot water delivery

• Because they are cheaper to install

• Because of the low pressure of the hot water delivery

• Because they are easier to maintain

What size should the cold feed pipe from the cistern to the cylinder be in smaller properties?

• 15mm

• 22mm

• 28mm

• 10mm

What is the minimum size required for the hot water draw-off to the bath?

• 15mm

• 22mm

• 28mm

• 10mm

For larger systems, what size should the hot water draw-off be because of the number of hot water outlets?

• 15mm

• 22mm

• 28mm

• 10mm

What size pipe should be used for serving washbasin, bidet, and kitchen/utility sink?

• 15mm

• 22mm

• 28mm

• 10mm

What must be the diameter of the Vent pipe according to the learning material?

• 22mm

• 40mm

• 150mm

• 450mm