100211012012eco dural aussenecke durondell metalldruckguss gebuerstet 11mm Eckschutz heights and surfaces for its use the CLASSIC FLEX heights and surfaces for its profiles The shaping of curves and rounded edges can be achieved using the DUROSOL Z FLEX profiles and the Z FLEX CURVER there are special fittings that are used to connect the DURONDELL quarter circle profiles together These fittings serve as internal corners and external corners