Con Edison's natural gas detector (Photo: CBS2) Smith is among the first of 9,000 gas customers to receive a smart natural gas detector. "It's continuously sniffing.

According to Tamal Saha, a lead analyst at Technavio for home, kitchen, and large appliances, “Smart gas detector is connected to a smartphone or tablet, which has an Internet connection ...

Price: $499 Plumber required: Yes Availability: February Flo is a smart water-shutoff valve with built-in sensors that monitor water usage and detect leaks. It's claimed to measure water flow ...

Most smart smoke detectors are hybrid devices that detect smoke and heat as well carbon monoxide (CO), a deadly, scentless gas produced from combustion.

But the typical smoke detector can’t detect smoke, fire, CO, and natural gas. As I mentioned up top, Roost partnered with Universal Security Instruments to build the Roost Smart Smoke Alarm.