topic 4: plumbing fixtures Flashcards
_____ are receptacles which are used to provide, receive and discharge water,
liquid and water-carried wastes into a drainage system with which they
are connected to.
plumbing fixtures
_____ are receptacles attached to a plumbing system other than a trap in which water or waste may be collected or retained for ultimate discharge into
the plumbing system.
plumbing fixtures
What are the 6 common types of plumbing fixtures used in residences?
- water closet
- lavatory
- kitchen sink
- urinal
- bidet
- bath tub
What are the 3 classifications of plumbing fixtures?
- soil
- scullery
- bathing
What are the 3 under soil classifications?
- water closet
- urinals
- slop sinks
What are the 3 under scullery classifications?
- kitchen sinks
- laundry tubs
- bar sinks
What are the 5 under bathing classifications?
- lavatories
- bathtubs
- shower
- bidets
- foot/sitz tub
____ is a plumbing fixture used to receive human excremental and to discharge it through a waste pipe, using water as a conveying medium.
water closet
Water closets are classified to ___, ____, ___, ___, and _____.
- design
- make
- flushing mechanism
- shape
- installation
What are the 4 types of water closet as to design?
- siphon wash down
- siphon jet
- siphon vortex
- reverse trap
____ is the least expensive but the noisiest; only small amount of standing
water susceptible to fouling, staining and
contamination.
siphon washdown
_____ is mechanically satisfactory
and is lower in price. Hence, it is widely used and entirely acceptable
where price is the main
consideration.
siphon washdown
The jet being submerged introduces its water underwater so that its operation is entirely muffled.
siphon jet
____ has a large amount of standing water
to prevent fouling.
siphon jet
____ is mechanically efficient but
expensive.
siphon jet
This type of bowl develops its flushing action through the water entering through diagonal holes around the rim which creates a swirling action which forms a vortex in the center.
siphon vortex
It is considered to be the most quiet, most efficient and most sanitary water closet.
siphon vortex
The trap way located at the rear of the water closet eliminated the bulge at the front.
reverse trap
The design and appearance of the bowl plus its large water area and quietness in operation, make it desirable than siphon wash down.
reverse trap
What are the 4 types of water closet as to make?
- one-piece
- close coupled
- pail flush
- squat bowl
The water closet fixture is manufactured with the bowl and the flush tank molded into a single unit.
one-piece water closet
____ is usually used in tandem with the bidet.
one-piece water closet
A water closet where in the flush tank is separate but is attached to the toilet bowl.
close coupled water closet
____ is a two-piece model.
close coupled water closet
A water closet comprising
only of a bowl without a
flush tank.
pail flush water closet
____ is used in areas where running water
systems are not available.
pail flush water closet
A water closet that is otherwise known as “Eastern type” since the user assumes a squatting position rather than a sitting position.
squat bowl water closet
What are the 2 types of water closet as to flushing mechanism?
- flush tank
- flush valve (flushometer)
_____ holds a supply of water for flushing a fixture such as the water closet.
flush tank
A flush tank has a capacity of ____ gallons.
5 to 6
A ____ is a valve designed to supply a fixed quantity of water for flushing purposes.
flush valve
____ is also known as Flushometer or
Flushometer valve.
flush valve
The flush valve requires _____ psi flow pressure.
10 to 20
The flush valve is activated by ______.
direct water pressure without the use of a flush tank
What are the 2 types of water closet as to shape?
- round front
- elongated front
What are the 2 types of water closet as to installation?
- free standing (floor mounted)
- wall hung (wall mounted)
What are the 5 quality of fixtures?
- dense
- durable
- non-absorbent
- smooth, impervious surface
- free from unnecessary fouling surfaces
What is the minimum trap diameter and DFU value of a water closet private installation?
76mm dia (3”)
4 DFU, 4” dia
What is the minimum trap diameter and DFU value of a water closet public installation?
76 mm dia (3”)
6 DFU, 4” dia
What is the DFU used when computing for septic tank size?
6