Customisable* wall-mounted grilles+adapters for suction/expulsion of external air with a large insect net. *They can fill the screen with the same material found in the walls (concrete, tiles, mortar...
Small-thickness flow regulator (1mm) suitable to be inserted inside the “GREY” collar. The semi-rigid pipe fixes, by compressing it in batches, the regulator itself. Alternatively, the regulator can...
