QES features for its advanced design.the rosettle have eight openings with 8 big holes. the ledger can connect in eight direction. Due to its versatility, QES can easily be erected around tanks and other circular structures.

Besides that, the QES horizontal have no welding part,the two end of the tube punched can connect to rosettle with wedge directly. It is lighter and easy to erect, no loosing parts. the wedge are integral to the end of each horizontal members. Due to use higher strenght tube SA414-G and hot dip galvanize treatment, it is more durable and safe.

QES able to work under extreme weather conditions, such as upto -40 degC.