Is it mains or battery powered, ie if the power fails does it still operate?
Brian

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The Sofa of Brian Gaff...

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"David" wrote in message
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On Tuesday, 6 August 2019 18:53:37 UTC+1, ARW wrote:
Any recommendations for one?

I fitted a Sureflap about 10 years ago. It's remarkably good - no
complaints.