Here's What You Need to Know
LL157 is a New York City ordinance that now requires natural gas alarms be installed in every room a gas appliance exists by May 1, 2025
Alarms must be labeled to meet the UL1484 Standard
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Step 1: Choose the Best Natural Gas Alarm Step 2: Buy Alarm to Protect You and Your Home Step 3: Learn Where to Install Your AlarmGet Your Natural Gas Alarm Today
View AlarmsDecide Which Natural Gas Alarm Fits Your Needs
Step 1: Choose the Best Natural Gas Alarm Step 2: Buy Alarm to Protect You and Your Home Step 3: Learn Where to Install Your AlarmWHO MUST COMPLY WITH LL157?
Private dwellings: Permanent dwellings/apartments/homes
Class A multiple dwellings: One and two-family houses
Class B multiple dwellings: Transient housing-hotels, lodging houses, dorms, etc.
Alarms Must Comply with NFPA715 Installation
- Placement should be on or within 12 inches from the ceiling
- Alarms should be horizontally placed 3-10 feet from the gas appliance
- Alarms should be 5-10ft. horizontally from gas stoves
Why Your Natural Gas Alarm Must Have the ETL logo?
Read HereDeNova Detect Gas Alarms Help Save Lives!
- 10-year 100% battery-operated alarm (never replace batteries)
- Alerts 11 minutes faster
- No false alarms (tested by Gas Technology Institute)
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Questions? Contact Ryan Lazarus: sales@denovadetect.com or call 630.301.8740
The Case for 10 YR Local Law 157 Natural Gas Alarms in NYC
After the devastating gas explosion in Harlem in 2014 that leveled a building, leaving eight people dead, and a second explosion in the East Village in 2015 that killed two and injured twenty, New York City passed Local Law 157 (LL157). While LL157 required smoke detectors carbon monoxide detectors in every residence in New York City...
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ニューヨーク・コン・エジソンの天然ガス警報器の配備が安全性を強化
ニューヨーク・コン・エジソンの天然ガス警報器の配備が安全性を強化
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Contact UsAbout DeNova Detect
Since 1964, New Cosmos Electric Continues To Be The World-Leader In Residential Gas Explosion Prevention.
OUR MISSION.
For over 60 years, we have been protecting people and property with innovative gas safety products. Our products create safe and secure spaces with the most advanced sensor technology possible. We adhere to the highest safety standards while offering the best value to our customers.
WHAT WE DO.
Our desire to design safe and comfortable environments always has and always will be at the core of who we are and what we do. We are currently the leading supplier of residential methane detectors in the global market with sales of over 70 million gas alarms.
WHY CHOOSE US.
We have developed and perfected a wide variety of products featuring our world-class gas sensor technology that include residential and industrial gas alarms, portable gas detectors, and odor sensors.
Established in 1960 and headquartered in Osaka, Japan, New Cosmos Electric has revolutionized the natural gas industry by providing reliable solutions and unmatched innovation. New Cosmos Electric is the global leader in gas sensor production and development. Our innovative product line and six decade history of success is a reflection of our commitment to our customers to always remain one step ahead.
New Cosmos Electric is the world leader in gas sensor production capacity and development. Our Micro-Electro Mechanical Systems (MEMS) technology has been implemented in gas sensors for a proven and substantial reduction in size and power consumption, allowing for the successful development of battery-powered Natural Gas Alarms.
We offer one of the earliest natural gas detection available in the US market (10% LEL) and our products significantly improve safety in residential and commercial settings. Our unique hot-wire semiconductor sensors offer high sensitivity for best-in-class gas detection. We strive to continually provide the highest value in life-saving technology by continuously optimizing our gas sensor technology.
New Cosmos Electric www.newcosmos-global.com/ formed a wholly owned subsidiary - New Cosmos USA, INC. in 2018. New Cosmos USA is headquartered in Chicago and has developed the DeNova Detect brand to provide gas alarms to some of the largest utility companies in the U.S. today. Our global team remains committed to deliver cutting-edge safety solutions to our customers in order to detect and protect what matters most.