Plumbing Fixtures

Question 1

Bar sinks are also commonly called what

Answer 1

Entertainment sinks

Question 2

What trap size do three compartment kitchen sinks use?

Answer 2

2”

Question 3

What size pumps do jet tubs have?

Answer 3

Range from half horsepower to one and a half horsepower

Question 4

For sanitary reasons what must you do with jet tubs?

Answer 4

Drained after each use

Question 5

When using a direct flush valve on a urinal valve must be at least what size?

Answer 5

Three-quarter inch

Question 6

What is the recommended length of flush in a urinal?

Answer 6

3 to 5 seconds

Question 7

If an enamel cast-iron tub is damaged, what needs to be done?

Answer 7

Needs to be replaced

Question 8

What is the purpose of the bubbler guard on the drinking fountain?

Answer 8

Prevent contamination of the nozzle

Question 9

What’s the minimum water supply size on a urinal flush tank?

Answer 9

3/8”

Question 10

What are the rough in heights for drinking fountains?

Answer 10

30 inches for elementary schools

40 to 44 inches for high schools and office buildings

Question 11

What fitting do you use to install two urinals side-by-side or back to back?

Answer 11

Double sanitary TY

Clean must be installed on top of the TY