Plumbing Processes PPT 6 - Plastic pipework & Symbols

What is the purpose of a medium file set in plumbing?

• To cut polybutylene pipes

• To measure pipe length

• To remove burrs

• To mark cutting lines

Which tool would you use to mark cutting lines on a pipe?

• Hack saw 32tpi

• Pencil

• Ratchet style cutter for waste pipe

• Steel rule

What is the function of a ratchet style cutter in plumbing?

• To cut polybutylene pipes

• To remove burrs

• To cut waste pipes

• To measure pipe length

What are plastic pipes used for in plumbing?

• Only for cold water

• Only for hot water

• Cold water, hot water, central heating, guttering, above ground drainage, and below ground drainage

• Only for central heating

Why are there different types of plastic pipes in plumbing?

• To reduce costs

• To match the color of the building

• To be suitable for different situations

• To increase water pressure

What is PVCu not suitable for?

• Hot water

• Cold water

• Soil pipes

• Guttering and down pipes

Which type of pipe is used for underground mains and is blue in color?

• PVCu

• MDPE

• HDPE

• CWSC

What is a common characteristic of both MDPE and HDPE?

• Suitable for hot water

• Degrades in sunlight

• Solvent weld

• Used for waste pipes

Which type of pipe is described as PVCu

• Plastic Vinyl Composite Utility

• Pressurized Vinyl Composite Urethane

• Unplasticised polyvinyl chloride

• Plasticised polyvinyl chloride

Which material is used for waste pipes and degrades in direct sunlight?

• Polybutylene

• ABS (Acrylonitrile butadiene styrene)

• Polypropylene

• PVC