Foil used for filtering a liquid, especially waste water from a container such as a sink or laboratory sink, a bath or a shower comprises a filter region for arranging at an outlet

摘要

Foil (2) comprises a filter region (6) for arranging at an outlet (8). Independent claims are also included for: (1) Outlet sieve (1) comprising the above foil; (2) Production of the above outlet sieve; and (3) Use of a permeable structure for inserting in an outlet of a container. Preferred Features: The foil is made of a biodegradable or recyclable material and has an antibacterial surface and a fixed framework, especially made of plastic or metal.