Customer had a bathroom fan motor that burnt up and could t find one to replace it The existing fan was vented so I went to a electrical supply shop ours have a new motor and then installed it in the casing of existing fan in the downstairs bathroom Tested new motor Customer has a 6 month warranty Also gave options on smoke detectors carbon monoxide combos as I heard the smoke alarms were chirping Customer has a attached garage and requires the combos by NEC code