309 Sanitation - PP 2

What are the types of plastics used for soil/vent and waste pipes?

• PP

• MDPE

• PVCu and MuPVC

• ABS

What material is not joined with solvent weld adhesive?

• Polypropylene

• PVCu

• ABS

• MuPVC

What is the purpose of clipping distances for waste pipes?

• To ensure proper alignment

• To prevent leaks

• To allow for expansion and contraction

• To provide adequate support

If a soil pipe terminates externally within 3000 mm of a window, what is the minimum height it must terminate above the window?

• No minimum height

• 300mm

• 600mm

• 900mm

What is the purpose of a waste pipe manifold?

• To connect multiple waste pipes

• To prevent cross-flow exclusion zones

• To provide support for waste pipes

• To allow for expansion and contraction

Where should a rodding access be positioned?

• At the top of the stack

• Just above ground level, at the base of the stack

• At the midpoint of the stack

• At the highest point of the stack

What is the purpose of a pan connector?

• To connect a WC to the drainage system

• To provide ventilation for the soil stack

• To prevent foul smells from escaping

• To allow for expansion and contraction

Where can a soil stack terminate?

• Inside the loft area

• Outside the property to atmosphere

• Both A and B

• None of the above

What is the purpose of an air admittance valve?

• To allow air into the system

• To prevent foul smells from escaping

• To balance out suction effects

• All of the above

What is the minimum requirement for open vented stacks?

• One stack in five

• One stack in three

• One stack in two

• All stacks must be open