Quiz on Plastic Pressure Pipes

What are the two most common sizes of plastic pressure pipe for domestic installations?

• 10mm and 20mm

• 15mm and 22mm

• 18mm and 25mm

• 12mm and 24mm

What is the most common way of joining plastic pressure pipes?

• Using pipe manufacturer's own push-fit fittings

• Welding the pipes together

• Using adhesive glue

• Screwing the pipes together

What ensures a water-tight seal in push-fit fittings?

• Grab ring

• Fitting body

• O-ring

• Tube insertion

What is the function of an Elbow fitting?

• To connect pipes at an angle

• To stop the flow of water

• To connect three sections of pipe

• To reduce the diameter of a pipe

What is the purpose of a Stop-end fitting?

• To connect three sections of pipe

• To stop the flow of water

• To connect pipes at an angle

• To reduce the diameter of a pipe

What is the primary use of a Reducer fitting?

• To connect pipes at an angle

• To reduce the diameter of a pipe

• To stop the flow of water

• To connect three sections of pipe

What is the purpose of compressing the 'olive' in a compression fitting?

• To create a decorative finish

• To keep the water-tight seal

• To increase water flow

• To reduce noise

In what type of studies is the concept of compression fittings taught?

• Electrical Engineering

• Plumbing Studies

• Mechanical Engineering

• Civil Engineering

What is avoided when using compression fittings on plastic pipes?

• Expanding the pipe

• Deforming the shape of the pipe

• Loosening the nut

• Tightening the olive

What is the vertical spacing for a pipe with a diameter of 28mm?

• 0.3m

• 0.5m

• 0.8m

• 1.0m