GMJ 9189 Phase 2 sanitation

What is used to create a water seal between the cistern and pan on a close coupled WC?

• A ‘walnut’ washer

• A ‘hotdog’ washer

• A ‘doughnut’ washer

• A ‘ceramic’ washer

What diameter pipe is used for the flush pipe on a low level toilet?

• 22mm

• 28mm

• 32mm

• 40mm

What is the maximum part flush volume of a WC cistern?

• 2 litres

• 4 litres

• 6 litres

• 9 litres

What must be fitted at the inlet of a WC cistern for maintenance purposes?

• Part 2 FOV

• Part 3 FOV

• Single check valve

• Service Valve

What is the minimum centre-to-centre dimension for bowl urinals?

• 500mm

• 580mm

• 600mm

• 685mm

Often described as a sit-on washbasin?

• Corner basin

• Bidet

• Bath

• low level basin

Durable bath material popular with hotels and housing associations

• enamelled steel

• cast iron

• copper

• fibre glass

Type of tap used for a one hole bath

• out door tap

• Pillar tap

• Deck mixer tap

• Monobloc

What is the minimum recommended inlet pipe gradient for pipework feeding a Saniflo unit?

• 1:30

• 1:40

• 1:50

• 1:60

Which of the following methods is not suitable for outlet pipework from a Saniflo unit?

• 22mm copper with pulled bends

• 22mm coper with long radius elbows

• 32mm plastic solvent weld with 90° elbow

• 32mm plastic solvent weld with 45° elbow