Module 2 Sanitary Appliances

Question 1

What are the two main groups sanitary appliances are divided into?

Answer 1

Waste appliance and soil appliances

Question 2

What are waste appliances??

Answer 2

These appliances provide life sustaining water and aid in food preparation and maintain bodily hygiene and cleanliness everyone needs basic plumbing to stay alive

Question 3

Name the waste appliances?

Answer 3

Kitchen/utility sink, utensil/vegetable sink , the washing machine, the dishwasher, the wash basin , the bath , the shower , the steam shower , the bidet , drinking fountain, fridges

Question 4

Why is sanitation system so important?

Answer 4

The importance of a well designed system can not be underestimated, sanitary ware together with above and below ground drainage system forms the most vital and necessary component of any dwelling house or building

Question 5

What are the soil appliances?

Answer 5

The toilet (wc) urinal, slop sink, bed pan washer

Question 6

What are the properties of sanitary appliances?

Answer 6

1) durable/) must not absorb water 3) resistant to corrosion 4) simple in outline dirt can’t gather 5) smooth surfaced inside and out 6) water must drain naturally to the outlet

Question 7

What is the metal group of sanitary ware?

Answer 7

Stainless steel , vitreous enamel breaded steel , v. E cast iron

Question 8

What is the ceramic group in sanitary ware?

Answer 8

Vitreous China , v e fireclay, v e stoneware

Question 9

What is the plastic group sanitary ware?

Answer 9

Fiver glass grp, acrylic plastic

Question 10

Where are cast iron mostly used?

Answer 10

Baths are commonly made of it shower trays and flushing cisterns but have been superseded by the use of plastic

Question 11

Talk about vitreous enamelled pressed steel ?

Answer 11

Also used in baths and shower trays it’s a cheaper material but won’t last as long as cast iron

Question 12

What makes the stainless steel toilets so popular?

Answer 12

It can have a clean pleasant appearance, it’s non corrosive, it’s hard wearing, it has no enamel surfaces to chip, it’s easily cleaned, not so easy to break

Question 13

Ceramic means a substance made by firing clay name the forms of pottery?

Answer 13

Fireclay, stoneware , vitreous China

Question 14

Explain about fireclay and stoneware and where used ?

Answer 14

They are very strong and heavy and are used in factories and schools most commonly

Question 15

What is vitreous China?

Answer 15

It is a special type of earthenware which as a result of high firing temperature will not absorb water

Question 16

Talk about acrylic plastic ?

Answer 16

It’s very light , the gloss finish can be easily damaged the plastic becomes soft when heated,

Question 17

What are the different types of flushing cisterns?

Answer 17

The siphon, valve type, bell type, dual flush, dual flush, hideaway, kingsway flush valve, solenoid/infrared

Question 18

What different types of wc pan what are they?

Answer 18

Wash down low/high level, wash down closed coupled, wash down corbel type , squat type, American pattern, vacuum ,

Question 19

What are siphonic water closets?

Answer 19

The have a silent action flush, and a larger water area than a normal toilet, they come in two types SINGLE OR DOUBLE trap, they block easier on the double trap model they are more expensive than wash down types

Question 20

What are wc connections?

Answer 20

The outlet of most wc connector know as pan connector or multikwick

Question 21

What are the reasons a wc cistern would not flush?

Answer 21

Not enough water in the cistern, defective flushing handle, damaged diaphragm blockage in the flush pipe damaged siphon , no water , dirt in the bottom of cistern

Question 22

What is a bidets?

Answer 22

It’s a sanitary wast fitting used for washing the lower part of the body also can be used as a footpath

Question 23

What are the two types of bidet?

Answer 23

Submerged inlet and over rim supply

Question 24

What way is a submerged inlets bidet installed?

Answer 24

A separate cold feed is taken from the cistern, non return or anti vacuum valves should be fitted to the hot water supplies this is done to prevent back siphonage

Question 25

What are urinals??

Answer 25

They offer a quick way to urinate where crowds may be present

Question 26

Where are urinals found?

Answer 26

It’s a soil appliance found in public male toilets only

Question 27

Where would you find a sparge pipe??

Answer 27

On a slab urinal

Question 28

What are the 4 types of urinals?

Answer 28

Bowl slab stall trough

Question 29

Urinal flushing are flushed by many methods but all must be what?

Answer 29

Automatic or timed by cistermiser, infrared, pet-valve with solenoid linked to a timer controller

Question 30

What are waterless urinals?

Answer 30

They use no water , the heart of the system is the cartridge which is fitted in a ceramic bowl and filled with biodegradable sealant that acts as a barrier, it does not smell due to the absence of water and not been in contact with air

Question 31

What is a wash basin and what is it used for?

Answer 31

It’s a bowl shape waste fitting for washing the upper parts of the body

Question 32

What styles do wash basin come in?

Answer 32

Pedestal basin , wall hung basin, semi countertop (vanity) under counter, corner etc

Question 33

What height should a wash basin be installed?

Answer 33

760mm - 800mm and for disabled 720mm - 740mm