Home Safety Starts With You
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DeNova Detect: The smartest battery-powered Natural Gas Alarm for your home.
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6-Year Battery-Powered Natural Gas Alarm
Revolutionary Sensing Technology Enables Superior Features and Performance
Model Number: ML-310ES

7-Year Battery-Powered Natural Gas Alarm
Works with Amazon Sidewalk | Superior Battery Life | Stay connected | Stay safe
Model Number: 807NAS

Installation & Support
Learn how to protect your family from dangerous gas leaks and get answers to frequently asked questions.
Learn MoreDeNova Detect Gives Back to the Community
See how New Cosmos $25,000 natural gas alarm donation helped support a devastated community in Edgewood, Maryland after a major gas explosion. We’re here to help protect people and property and we’ll continue to do so!
Read Case StudyWest Reading Receives Free Natural Gas Alarms
See how New Cosmos $25,000 natural gas alarm donation helped support the community in West Reading, Pennsylvania after a major gas explosion. Installing Natural Gas Alarms are a vital step to prevent natural gas tragedies and loss of life as they alert residents of potential emergencies.
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