6035DRAINPPT5

What is the purpose of a trap under an appliance?

• To regulate the water flow

• To stop the noxious smell from the soil stack entering the property

• To filter out debris

• To increase water pressure

What are the majority of traps made from?

• Stainless steel

• Polypropylene

• PVC

• Iron

What is the minimum depth of a trap seal if the trap diameter is 50mm or above?

• 30mm

• 40mm

• 50mm

• 60mm

Why do larger diameter traps contain more water?

• To reduce the flow rate

• To increase the flow rate

• To make it more difficult to lose the trap seal

• To decrease the cohesive property of water

What can cause the trap seal to be lost in larger diameter traps?

• Induced siphonage, waving-out, or compression

• Evaporation, freezing, or boiling

• Leakage, overflow, or evaporation

• Compression, expansion, or freezing

What is the waste fitting size for a washbasin?

• 32mm

• 1½"

• 1¼"

• NA

What is the trap diameter required for a shower?

• 32mm

• 40mm

• 75mm

• 100mm

What is the seal depth for soil stack for a WC pan?

• 32mm

• 40mm

• 50mm

• 75mm

Which appliance requires a trap diameter of 100mm?

• Dishwasher

• Washing machine

• WC pan

• Bidet

What is the trap seal depth for a bidet?

• 32mm

• 50mm

• 75mm

• 100mm