Passive infra-red (PIR) detectors and Dual technology (PIR/Microwave) detectors are interchangeable. For example you may wish to swap a standard PIR for a pet friendly version or for a dual…
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Passive infra-red (PIR) detectors and Dual technology (PIR/Microwave) detectors are interchangeable. For example you may wish to swap a standard PIR for a pet friendly version or for a dual…