They consist of steel side plates and one or more central steel bridge plates, vulcanised with deformable rubber elements, arranged so that, when the joint is cut vertically, at least one reinforcement element is always encountered.
The materials used comply with the CNR10018/98 standard.
A rubber flashing comes with the joint useful for water drainage (shaped as a C form) along with a fixing kit composed by metal reinforced anchorage, washer and self locking nuts.
It has a water drainage system thanks to the insertion of an aluminium C profile.
The joints are designed and manufactured in compliance with the international ETAG32 standard.