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The most productive method of creating a hole in a metal wall stud is

Using metal stud punch

A reducer is a

Fitting to connect two different pipe sizes

Plan view of a blueprint is

A view from above, looking down

The correct line to draw to reflect a hot water pipe is

bold line with two dashes

A riser diagram can be illustrated using either

Side view or isometric view

A full circle connected to a line illustrated in a plan view of a piping system indicates that it is a

Pipe turning up

Filling allowance is also known as

Fitting knockout

The standard dimension between faucet holes on a sink is

The two basic flushing action options for toilets are

Siphon jet and blowout

A laundry sink faucet with a hose-thread type spout must

Have a backflow prevention device

A floor mounted toilet seats with the drainage system using closet bolts and a

wax seal

A handheld shower hose that could be submerged in bath water must

Always have a backflow prevention device installed

A tub spout with a diverter feature is used to

Divert water to the shower head

Kitchen sink uses a drain assembly called

Basket strainer

A kitchen sink drain assembly connects with the p-trap or tubular extension tailpiece

Flange tailpiece

The point at which water would overflow onto the floor from a fixture is known as the

Flood-level rim

A sink water supply tube is

3/8” OD

A gooseneck spout is used on

Sink faucets

As shower drain for a fiber glass shower base typically

Is installed before the base in installed

A lavatory with pop-up drain assembly connects to the drain using a

1 ¼” threaded tailpiece

A dishwasher connects to a specialty tailpiece or a designated connection of a

Garbage disposal

Urinals and commercial toilets that do not use a tank receive water supply from

A flush valve (flushometer)

Laundry sinks are available that install into a countertop, onto a wall, and

Floor-mounted with legs

A slip joint style p-trap connects to the drainage system using a

Trap adapter

Most urinals’ water supply is

3/4"

The water supply to a water closet utilizing a flush valve (flushometer) is

To capture rainwater for future use serving irrigation system

A cistern is used

To minimize the threat of polluting a well, the casing is

Grouted

For adequate water pressure, a high-rise building may require

A booster pump

Connecting a city water supply system with piping from a private well is

Both Illegal ang Known as a cross section

PRV is the abbreviation for

Pressure-reducing valve

Water quality of a private well is the responsibility of

The owner of the well

There are regulations pertaining to the distance a drinking water well can be from

A septic tank system

A hanger that is used to support vertical pipe that penetrates a floor is called a

Riser clamp

Soldering copper utilizes solder and

Flux

A clevis hanger uses threaded rod along with

Hex nuts and possibly washers

A split ring hanger

Is used for all pipe positions

Copper pipe must be supported with hangers that are copper plated or

Rubber coated

An installation of a manufactured product is approved by

The plumbing inspector only

With regard to water heater atmospheric pressure is

External pressure

The boiling point if water is the point which

Water returns from a liquid to a vapor

The difference between incoming cold-water temperatures and outgoing hot temperatures is known as

Temperature rise

A dip tube

Funnels water to the bottom of a storage tank

A tankless water heater is

Available in gas and electric

The label located on the exterior of a water heater indicating specific information about that water heater is also known as

A boilerplate

A gas water heater design in which the heater is installed inside a dwelling along an exterior wall and utilizes a dual-flue pipe system is called

Direct vented

One important concern when installing an electric water heater is

Ensuring that all devices and controls can be readily accessed

A T&P relief valve is installed

On all water heaters

All water heaters have

All of the these

An expansion tank is installed

a. In the cold water piping entering a water heater

A gas water heater thermostat

All of the above

A two-element nonsimultaneous electric water heater means that

Only one element is heating at a time

The maximum temperature at which a thermostat should be set for residential bathing purposes is

120 °F

The minimum depth of a p-trap water seal is

2”

A loop vent terminates with its connection to

A stack vent

The junction between the building sewer and the building drain

Requires a cleanout

A floor drain trap seal must be

Replenished with water

Pipe serving commercial back-to-back toilets installed with horizontal carriers are usually installed in a

Chase

The center of a drain that serves a 12” rough toilet installed along a wall with ½” drywall

Is roughed in at 12 ½” from the wall stud

A large diameter hole drilled through floor joist

Must follow local code regulations

A stud guard is also known as a nail plate and

Protects pipes from nails and screws

A slip joint p-trap that serves a sink installed in a cabinet

Allows the stub-out pipe to be off-center from the sink

A drain cleaning tool used for a toilet is called a

All of the above

Horizontal roof drain piping installed in a heated space and in a cold climate is insulated to

Minimize condensation forming on the outside of the pipe

The smallest diameter pipe that can be installed in a DMV system is

1 1/4"

The minimum drain size serving a toilet is

The minimum size p-trap for a laundry sink is

1 1/2"

Level I source of water supply as per LWUA.

Point source

It is a three-dimensional drawing in the plumbing system

Isometric drawing

Securing of equipment or materials preparation for lifting by means of rope, chain, or web sling.

Rigging

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