![Sink won't drain. Removed U-bend, not clogged. Rotated right-angle bend upside down and able to pour water down. Live in a flat. Bathroom all works fine. Haven't tried dishwasher / clothes washer Sink won't drain. Removed U-bend, not clogged. Rotated right-angle bend upside down and able to pour water down. Live in a flat. Bathroom all works fine. Haven't tried dishwasher / clothes washer](https://preview.redd.it/7ry8bavnias21.jpg?width=640&crop=smart&auto=webp&s=b10baad3857e2121bd7d895e7c7e84ab764bb9b1)
Sink won't drain. Removed U-bend, not clogged. Rotated right-angle bend upside down and able to pour water down. Live in a flat. Bathroom all works fine. Haven't tried dishwasher / clothes washer
![1½" Kitchen Sink Trap with Twin Nozzles for Washing Machine & Dishwasher - WM11 - Plumbing & Heating from Build and Plumb UK 1½" Kitchen Sink Trap with Twin Nozzles for Washing Machine & Dishwasher - WM11 - Plumbing & Heating from Build and Plumb UK](https://www.buildandplumb.co.uk/images/1-kitchen-sink-trap-with-twin-nozzles-for-washing-machine-dishwasher-wm11-p582-15234_image.jpg)
1½" Kitchen Sink Trap with Twin Nozzles for Washing Machine & Dishwasher - WM11 - Plumbing & Heating from Build and Plumb UK
![How to Install or Replace a Swivel S Trap Waste Fitting for a Bathroom Basin or Kitchen Sink - YouTube How to Install or Replace a Swivel S Trap Waste Fitting for a Bathroom Basin or Kitchen Sink - YouTube](https://i.ytimg.com/vi/g5lYCwZmX24/maxresdefault.jpg)