Water Supply System L3P1.U5.LO1.6.

What is the purpose of the communication pipe in the water supply system?

• To terminate inside the building

• To install a water meter

• To connect to the water main

• To supply water to the building

At what depth must the supply pipe be installed?

• 500mm to 750mm

• 750mm to 1350mm

• 1350mm to 2000mm

• 2000mm to 2500mm

What type of pipe is used for modern water supplies in houses and bungalows?

• Copper pipe

• PVC pipe

• Medium Density Polyethylene pipe

• Steel pipe

Where must a water meter be fitted for all new installations?

• Inside the building

• At the boundary of the property

• In a meter housing on the outside of the building

• In a groundbreaker type meter box

What type of valve must be installed above the water meter for existing properties and refurbishments?

• Drain off Valve

• Stop Valve

• Meter

• Permanent cross bonding

According to the Water Regulations, where should a stop valve be located inside the building?

• At the point where the supply enters the building

• Near the boundary of the property

• Above floor level

• Below floor level

What type of metal should stopvalves be made of to prevent de-zincification?

• Gunmetal

• Stainless Steel

• Copper

• Aluminum

Which symbol indicates that a fitting is made from GunMetal and is corrosion resistant?

• BR

• GR

• CR

• GM

What should all fittings made of a copper alloy be made of when installing Cold water systems?

• Gunmetal

• Stainless Steel

• Corrosion Resistant Brass

• Aluminum