Bticino METANO Serie Descripción Del Producto / Manual De Instalación página 58

58 WARNING!
The presence of gases or vapours from some substances such
as alcohol, silicon or solvents in some detergents or polishing
substances, or fumes generated by cooking, may cause
unexpected tripping of the detector, and in the long term affect
the reliability of the device.
CLEANING
Only use a soft cloth.
Do not use solvents, abrasives or corrosive materials.