The Rectangular brick ledge offsets fit our 2x3 and 3x4 rectangular downspouts.They are available for 2", 3", 4", and 5" ledges,in Aluminum, Copper, Copper Penny Aluminum, and Galvanized Steel.
The top part of the offset fits around the downspout feeding into it from the top and is crimped to fit inside the downspout that it runs into.
Offsets can be soldered, riveted, or screwed to the adjoining downspouts.