Floor drain
Encyclopedia
A floor drain is a plumbing fixture
Plumbing fixture
A plumbing fixture is an exchangeable device which can be connected to an existing plumbing system to deliver and drain away water but which is also configured to enable a particular use.-Common fixtures:The most common plumbing fixtures are:*Bathtubs...

 that is installed in the floor of a structure, mainly designed to remove any standing water
Water stagnation
Water stagnation occurs when water stops flowing. Stagnant water can be a major environmental hazard.-Dangers:Malaria and dengue are among the main dangers of stagnant water, which can become a breeding ground for the mosquitoes that transmit these diseases.Stagnant or Stailment water can be...

 near it. They are usually round, but can also be square or rectangular. They usually range from 2 inches to 12 inches, most are 4 inches in diameter. They have gratings that are made of metal or plastic. The floor around the drain is also sloped to allow the water to flow to the drain. Most residential basements have 1 or more floor drains, usually near the water heater
Water heating
Water heating is a thermodynamic process using an energy source to heat water above its initial temperature. Typical domestic uses of hot water are for cooking, cleaning, bathing, and space heating...

 or washer/dryer. They can also be found in commercial basements, restrooms, kitchens, refrigerator areas, locker/shower rooms, laundry facilities and near swimming pool
Swimming pool
A swimming pool, swimming bath, wading pool, or simply a pool, is a container filled with water intended for swimming or water-based recreation. There are many standard sizes; the largest is the Olympic-size swimming pool...

s, among other places.

A floor drain should always have a strainer
Stainless steel strainer
-Stainless Steel Strainer:A stainless steel strainer is a perforated metal part used in household water systems to strain or filter out debris in the water system, sink, or shower/bathtub. They are often installed in a domestic water line, kitchen sinks, showers, etc...

 secured over it to prevent injury, entry of foreign objects, or introduction of unwanted pests into the facility. However, if the strainer is not smooth enough, hair and other objects can still get stuck in it, clogging the drain.
The source of this article is wikipedia, the free encyclopedia.  The text of this article is licensed under the GFDL.
 
x
OK