This fitting is used to connect 65mm square downpipe to 68mm round downpipe.It is most commonly used when connecting round downpipes to a square gutter system.
FloPlast PVC Square to Cast Iron Ogee Right Hand Guter Adaptor - Black
FloPlast PVC Half Round to Cast Iron Ogee Right Hand Gutter Adaptor - White
Odyssey Tri-Hot Square to Square SB Putter - #7
FloPlast Square Gutter Adjustable Angle - 50 to 156 Degree x 114mm White
FloPlast Square Downpipe Access Pipe - 65mm Brown
FloPlast Square Downpipe Branch - 112 Degree x 65mm Anthracite Grey