WorksheetsCold Water Systems Quiz L2 2.4 prt 2 LO
Total questions: 10
Worksheet time: 5mins
What is the size of a bath tap connection?
1 inch BSPT
½ inch BSPT
¾ inch BSPT
1 ¼ inch BSPT
What should be provided at every WC float operated valve?
A gate valve
A check valve
A service valve
A stop valve
In relation to bidets and wash basins, what does Installation Requirement Note IRN R010 stipulate?
Mixer taps should have reasonably balanced pressures
Taps should have an air gap
Taps should have a backflow prevention device
Taps should have a pressure regulator
Which two ways can urinals be flushed?
By a flushing cistern or manual/automatic flushing valves
By a manual flushing valve or automatic flushing cistern
By a flushing cistern or manual flushing valve
By a manual flushing valve or automatic flushing valve
What fluid category should refrigerators be regarded as?
Fluid Cat.1
Fluid Cat.2
Fluid Cat.3
Fluid Cat.4
What type of backflow prevention device is usually required for multiple washing machines installed on the same installation?
Type EA/EB backflow prevention device
Type EC/ED backflow prevention device
Single check valve
Double check valve
What type of taps are often installed in wash basins?
Combination taps with 15mm copper tails
Combination taps with 10mm copper tails
Single taps with ¾ inch male BSP threads
Single taps with ½ inch male BSP threads
What is the maximum flush rate allowed for urinals using automatic flushing cisterns according to WRAS note IRN R075?
5 litres per hour for a single urinal bowl
10 litres per hour for a single urinal bowl
7.5 litres per hour for each 700mm of a slab urinal
15 litres per hour for a single urinal bowl
What type of valve is provided for maintenance, repair, and replacement of the float operated valve for WC cisterns?
A service valve
A stop valve
A gate valve
A check valve
What is the requirement for the water supply to combination taps for bidets and wash basins according to Installation Requirement Note IRN R010?
The water supply should have a stop valve
The water supply should have reasonably balanced pressures
The water supply should have a check valve
The water supply should have a pressure regulator
