The rectangular siphon flex is a piece made of plastic whose function is to cover the view of the siphon and limit the fall of objects through that area for the Concept model drawer when installed under a sink or washbasin. This piece is fixed with screws to the back of the drawer and thanks to it these spaces can be used optimally and with a pleasant aesthetic finish that you can find in three variants: white, gray and anthracite gray.

Tak, do montażu prostokątnej osłony syfonu konieczne jest wykonanie otworu pod kątem 90°, choć zaleca się wykonanie tego zabiegu z promieniem 20 mm.