A channel drain (trench drain) is a type of floor drain which has a channel shaped body recognized by its long length and narrow width.

A channel drain is basically exactly the same thing as the trench drain. The fact is, there are numerous names like line drain, slot drain, linear drain or strip drain which all mean the same thing object.
A channel drain (trench drain) is a type of floor drain that features a channel shaped body identified by its long length and narrow width.
Channel drains (trench drains) are commonly mistaken for french drains. Make sure you bear in mind french drains aren't the same as channel or trench drains.
With just about any drains, channel drains (trench drains) too demand a cover to serve as a safety precaution and also to prevent large objects from entering the drains which cause choking.
At Jonite, we specialise in steel reinforced channel (trench) grates (channel / trench covers) which provides you with the best of steel in its' strength and durability and the magnificence of stone that is certainly unmatched by another material you can find to construct channel (trench) grates.
Find out more about decorative drain grates of channel grates (trench grates) here.
Link to: https://www.jonite.us/products/channel-grates