Subject to where you are from, different countries have different terms for "storm drain".
Accordingly to Wikipedia, a storm drain is basically a tunnel that carry runoffs (rain) from urban areas. For a layman, it helps to think along the line of sewage system that operates beneath our cities.
In america, this is best known "storm drain" or "storm sewer".
In the united kingdom, this is also known as "surface water drain" or "surface water sewer".
In Australia and New Zealand, it is typically referred to as "stormwater drain".
And there you have it, the next time you hear someone mentioning "storm drain", "storm sewer", "surface water drain","surface water sewer" and "stormwater drain", congratulations, you know they mention the exact 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 to counteract flooding.
Although storm overflow grating for swimming pools drains do a amazing job of draining excess water from the urban areas, the inlets are essentially openings where left uncovered can pose a danger to pedestrians. Left uncovered, rubbish will enter the storm drains and cause choking which might eventually end up with flooding.
To ensure storm drains serve their purposes while minimizing the potential risks posed to pedestrians and to prevent choking of the drains, drain covers (gratings) are used to cover the inlets (openings) of the storm drains to accomplish the two purposes.
Over 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 same thing as the trench drain. Actually, there are numerous names like line drain, slot drain, linear drain or strip drain which all refer to the same object.
A channel drain (trench drain) is a kind of floor drain that has a channel shaped body portrayed by its long length and narrow width.
Channel drains (trench drains) are generally mistaken for french drains. It is advisable to be aware that french drains aren't the same as channel or trench drains.
With any kind 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 specialise in steel reinforced channel (trench) grates (channel / trench covers) that gives you with the best of steel in storm drain grates its' durability and strength as well as natural beauty of stone that is certainly unmatched by another material you channel drain grates could find to construct channel (trench) grates.
Check out roof drain covers our range of channel grates (trench grates) here.
Link to: http://www.jonite.us/products/channel-grates