General guidance on devices that prevent real home problems and how to connect them. These are categories, not endorsements. Check compatibility with your home before buying.
Water leak sensors
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Helps prevent: Water damage, mold, ceiling stains
Placed under sinks, by the water heater, washer and dishwasher, they alert your phone the moment water appears. Cheapest protection against the costliest common damage.
What to look for
Battery Wi-Fi or Zigbee/Z-Wave/Thread leak sensors from major smart-home brands.
How to integrate
Pair with your phone app, then create an automation: leak detected → phone alert + flash lights. If you add a smart shutoff valve, leak → close the valve.
Daily automatic cleaning keeps dust off floors and vents. Consumables (filters, brushes) give you a built-in recurring maintenance schedule.
What to look for
Mapping robot vacuums with scheduling and no-go zones.
How to integrate
Set a schedule for when you are away; trigger via voice assistant or 'everyone left home' presence automations. Add filter and brush replacement to your Maintenance plan.