Identify the access branch.

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Which of the following is an advantage of having cast iron guttering installed?

• Durable

• Expensive to install

• Time-consuming installation

• Very heavy

The stub stack only requires ventilation when the distance from the invert to floor level is greater than?

• 1.3 metres

• 1.5 metres

• 2 metres

• 3.5 metres

The component shown is?

What British Standards governs sanitary installations?

• BS 6700

• BS EN 12056

• BS 8118

• BS 6465

What is the purpose of a ventilated branch system?

• On larger systems that are prone to trap seal losses

• On smaller systems where there is only a few appliances

• On systems located in properties like bungalows

• On systems that are prone to windy conditions

PVCu(unplasticised polyvinyl chloride) has a coefficient of expansion of?

• 0.00065

• 0.008

• 0.00018

• 0.0000006

Select the 90° pan connector

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What is the name of the component shown? (Written answer)

The component shown here has which of the following functions?

• Drills holes into the soil pipe for additional connections

• Allows the placement of a drain bag higher up the soil stack

• Rotates a spring that breaks up any debris in the wastepipes