RF problems

[Guest smoke alarms]

hi i am a radio ham and 7mhz activates the smoke alarm only in my flat it is only this band is efectived it is wired into a call center any help whould be great paul

[green-foam]

This forum does not go to component level of any device, so I can only suggest:

1) Move your aerial

2) Have the detector changed

3) Consult the detector manufacturer

4) Install an RF filter.