A roller shutter coiling door roller door or sectional overhead door is a type of door or window shutter consisting of many horizontal slats or sometimes bars or web systems hinged together.
What are roller doors made of.
Roller doors consist of a corrugated steel curtain that when lifted to open rolls up into a bundle at the top of the door.
The door is raised to open it and lowered to close it.
You have numerous options of a steel made garage door roller or a nylon made an elongated stem garage door roller for hinged doors or a roller with a normal stem length a garage door roller with a set of 10 bearings or a set of 13 bearings and so on.
On large doors the action may be motorized.
We have seen top best 7 garage door rollers of 2020.
A roller door is a type door normally found in garages and sheds.
It provides protection against wind rain fire and theft.