Based upon where you are from, different countries have different terms for "storm drain".
Accordingly to Wikipedia, a storm drain is actually a tunnel that carry runoffs (rain) from urban areas. For a layman, it helps to think along the line of sewage system which works beneath our cities.
In the US, this is actually commonly known as "storm drain" or "storm sewer".
In the united kingdom, this is actually best known "surface water drain" or "surface water sewer".
In Australia and New Zealand, it is often called "stormwater drain".
And there you have it, when you hear someone mentioning "storm drain", "storm sewer", "surface water drain","surface water sewer" and "stormwater drain", congratulations, you know they mention the same thing.
Functions of storm drain include draining excess water (rain or storm water) and ground water from pavement, streets and carparks into rivers and streams in order to avoid flooding.
Although storm drains accomplish a amazing job of draining excess water from the urban areas, the inlets are essentially openings round drain grate where left uncovered could be a danger to pedestrians. Left uncovered, rubbish will enter the storm drains and cause choking which can eventually cause flooding.
In order to ensure storm drains serve their purposes while minimizing the risks posed to pedestrians and to prevent choking of the drains, drain covers (gratings) are used to cover the inlets (openings) of grating floor the storm drains to achieve the two purposes.
At Jonite, we focus on steel reinforced drain covers (gratings) that cover your storm drains while preserving the aesthetic aspects of the architecture around the drain covers.
What is a channel drain?
A channel drain is essentially the exact same thing as the trench drain. The fact is, there are several names such as line drain, slot drain, linear drain or strip drain which all mean exactly the same object.
A channel drain (trench pool grates drain) is a kind of floor drain that has a channel shaped body recognized by its long length and narrow width.
Channel drains (trench drains) are generally mistaken for french drains. It is important to note that french drains aren't the same as channel or trench drains.
With any type of drains, channel drains (trench drains) too need a cover to serve as a safety precaution as well as to prevent large objects from entering the drains which cause choking.
At Jonite, we concentrate on steel reinforced channel (trench) grates (channel / trench covers) that provides you with the best of steel in its' durability and strength and also the elegance of stone that is definitely unmatched by another material you could find to develop channel (trench) grates.
Check out 3 inch drain cover our range of channel grates (trench grates) here.
Link to: http://www.jonite.us/products/channel-grates