Uninvited houseguests

Bed bugs, fur beetles, cockroaches, silverfish, red flour beetles. Those are pests that must not be tolerated. Read more

Who, what, how?

Who changes the bulbs - the resident or Koas? Read more

News in English

Check and remember. Read more

KOASSI-lehti

Valitse julkaisun artikkeli liu'uttamalla painiketta.