sandropeter2 years ago000Do you have to drill this smoke detector into the ceiling or can you stick it on? I can't quite make sense of the information...Show in original language (German)michimouse2 years ago • purchased this product+121purchased this product Helpful answerHelloI bought a magnetic attachment for smoke detectors, so I could stick it on.Sonero magnetic attachment for smoke detectorsShow in original language (German)CommentOlafA2412 years ago • purchased this product000purchased this productYou can also stick them to the ceiling with suitably strong adhesive pads. I screwed the base on and connected it to the detector. Safe is safe. Show in original language (German)Comment