SANITARY APPLIANCES

In buildings, many types of sanitary appliances are required. They fulfill a variety of specialized functions, which are connected with drainage and disposal of sewage and refuse from buildings.

Desirable characteristics of sanitary fittings

01.	Sanitary appliances are supplied with water
	It is a must that the water in such appliances are not contaminated with foul water. In order to maintain this condition water supply lines should be fixed to appliances above the flooding level of it so that back siphonage of foul water into the supply pipe becomes impossible. Especially when it comes to soil appliances a suitable trap should be housed to prevent the foul air in the disposal system from entering into the room. A trapped gulley
02.	The sanitary appliance design should minimize the contact area of supply water and foul water.
03.	Their surfaces should be i. durable ii. easily cleanable iii. non-absorbent iv. non-corrosive v. smooth vi. self cleaning
04.	Sanitary appliance's design also should be smooth in out line to permit rapid emptying of soil and waste matters which facilitates self cleaning process.
05.	The design must be simple and working parts must be minimum as possible.
06.	Appliances should be able to be connected to the appropriate soil/waste pipe or stack readily.

	Desirable characteristics of sanitary fittings
	Materials used for sanitary appliances
	Waste appliances
	Soil appliances

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