Stopping slugs entering your house – one of the best method we have found at stopping slugs entering houses is to us copper tape normally used to stop slugs entering pots by placing the tape around the pot.
In the case of the slugs entering a house place the tape across door frames and the inside of drain pipes as these are the main two areas slugs access you house.
Its not a good idea to use slug pellets near your house as it tends to attract to your house.
For more information on slug control click here