The entry of foul smelling gases into the house coming from the sewers can be prevented by

- 1
  
  providing water seals for all the fixtures
- 2
  
  providing water seals for all the fixtures and a vent pipe in the plumbing system
- 3
  
  providing sufficient vent pipes in the plumbing system
- 4
  
  exhaust fans

Display Comments

Leave a comment

Login at first then you can submit comment. Click here to login.