Black plastic coupling reducer joining two differently-sized sewer pipes.

White polypropylene reducer insert for connecting 50mm to 32mm pipes.

Black plastic large coupling for connecting main sewer drainage pipes.

Black plastic coupling for connecting two different sized drainage pipes together.

Black plastic reducing adapter to connect 90mm and 50mm drainage pipes.

Black plastic reducer adapter for transitioning 50mm to 40mm drainage pipes.

Black plastic reducer coupler connecting 90mm to 50mm drainage pipes.

Grey plastic reducing adapter to connect 110mm and 90mm drainage pipes.

Black plastic reducer coupling to connect different sized drainage pipes.

Black plastic reducer coupling to connect different sized drainage pipes.

Black plastic long coupler for connecting similarly sized drainage pipes.

Black plastic reducing coupler to connect 125mm and 110mm drainage pipes.

Black plastic long coupler for connecting and reducing larger drainage pipes.

Black plastic long coupler adapter for joining and reducing drainage pipes together.

Black plastic reducing ring for joining thicker drainage pipes.

Grey plastic reducing ring for joining thin-wall drainage pipes.

Black plastic long coupler for joining very different sized drainage pipes.

Black plastic internal reducing ring for thick-walled drainage pipe size changes.

Black plastic reducer for connecting different sizes of drainage pipes.

Grey plastic internal reducing ring to fit 110mm pipe into 40mm.

Grey plastic reducer for connecting thin-walled pipes of different diameters.