Related Clues:
- Corner shapes
- "Hello" has two
- Main house-to-barn connections
- It's what you pay extra for to organise dad to pick up son
- Some brackets
- Plumbing bends
- Wings of buildings
- New wings, maybe
- Extra charges
- Wings that don't flap
- Many additions to buildings
- Right-angled additions to buildings
- Members — once there were many in the party
- Plumber's right-angled joints
- Scanners, webcams, etc