Related Clues:
- Crack filler
- Render airtight
- "Mario Bros." occupation
- Make a window frame watertight
- He fixes water-pipes etc in building
- Make watertight by sealing joints or seams
- He repairs water pipes, installs washing machines etc
- Make boat waterproof by filling seams
- One instals and repairs water fittings
- One fits water and gas pipes
- One instals and repairs water and gas fittings
- Goop in a gun
- One whose work can be draining
- Fill cracks with filler or stopper, say
- Worker in softwood with 5 down