The small projection fixed offset is generally used to overcome a step in the wall to which the pipe is beng fixed such as that which is created by a low level brick plinth.
Cast Iron Square Downpipe Eared Anti-Splash Shoe - 75mm Black
Cast Iron Square Downpipe Eared Access Pipe - 100mm Primed
Cast Iron Square Downpipe Offset - 380mm Projection 75mm Black
Cast Iron Square Downpipe Offset - 533mm Projection 75mm Black
Cast Iron Square Downpipe Offset - 230mm Projection 100mm Primed
Cast Iron Square Downpipe Offset - 230mm Projection 75mm Black