April 14, 201313 yr comment_313907 I've fitted a few sounders inside, usually in multiple occupancy office blocks where the landlord doesn't want anything fitted in the lobby. . Link to comment https://www.thesecurityinstaller.co.uk/community/topic/34360-bell-boxes-sab-batteries/page/3/#findComment-313907 Share on other sites Share on LinkedIn Share on X Share on Facebook {lang="reddit_text" Share via email Share on Pinterest More sharing options... Share this post
April 14, 201313 yr comment_313908 And that. Link to comment https://www.thesecurityinstaller.co.uk/community/topic/34360-bell-boxes-sab-batteries/page/3/#findComment-313908 Share on other sites Share on LinkedIn Share on X Share on Facebook {lang="reddit_text" Share via email Share on Pinterest More sharing options... Share this post
April 14, 201313 yr comment_313919 I would say as and when required. I have replaced batteries every 30days due to being made badly and I recently replaced a system however system was working very well for last 20years with no major replacements Link to comment https://www.thesecurityinstaller.co.uk/community/topic/34360-bell-boxes-sab-batteries/page/3/#findComment-313919 Share on other sites Share on LinkedIn Share on X Share on Facebook {lang="reddit_text" Share via email Share on Pinterest More sharing options... Share this post
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