Checklist to install Natural gas detectors (pdf file)

NYC Local Law 157: Gas Leak Detector Requirements and checklist 

New York City has implemented Local Law 157, aimed at enhancing the safety of residents by mandating the installation of gas leak detectors in certain residential units. This legislation was introduced in response to several incidents involving gas leaks, which posed significant risks to public safety. Here’s a summary of the key requirements and guidelines for installing gas leak detectors according to Local Law 157.

Requirements for Installing Gas Leak Detectors

1. Mandatory Installation:

   • All residential units in buildings with gas service are required to install gas leak detectors.
   • Detectors must be installed in any room containing a gas-powered appliance.

2. Types of Buildings:

   • The law applies to multiple dwellings, including apartment buildings and single-family homes with gas service.

3. Compliance Deadline:

   • Building owners are required to install compliant gas leak detectors by the specified deadline, which is typically set a few years from the enactment of the law. Ensure to check the latest updates for specific deadlines.

4. Detector Standards:

   • Gas leak detectors must meet the standards set by recognized testing laboratories, such as Underwriters Laboratories (UL) or equivalent.
   • Detectors must be capable of detecting combustible gas and provide an audible alarm.

5. Maintenance and Replacement:

   • Building owners are responsible for maintaining the gas leak detectors in good working condition.
   • Detectors should be replaced according to the manufacturer’s recommendations or when they are no longer functional.

Locations and Placement of Gas Leak Detectors

1. Near Gas Appliances:

   • Detectors should be installed in rooms where gas-powered appliances are present, such as kitchens, laundry rooms, and boiler rooms.
   • Ensure that the detector is placed within a certain distance from the appliance, as specified by the manufacturer’s guidelines, typically within 6 to 10 feet.

2. Bedrooms:

   • If there is a gas appliance in a bedroom or an adjoining bathroom, a gas leak detector should be installed in that bedroom.

3. Basements and Utility Rooms:

   • Install detectors in basements or utility rooms where gas meters, gas furnaces, or other gas appliances are located.

4. General Placement Guidelines:

   • Place detectors on a wall or ceiling according to the manufacturer’s installation instructions.
   • Avoid placing detectors near drafty areas, windows, or doors where the airflow could affect the detector's performance.
   • Ensure detectors are installed at a height where gas is likely to accumulate. For natural gas, which is lighter than air, place detectors near the ceiling. For propane, which is heavier than air, place detectors near the floor.

Conclusion

Local Law 157 is a critical step towards ensuring the safety of New York City residents by mandating the installation of gas leak detectors in residential units with gas service. Compliance with this law involves understanding the specific requirements for detector installation, ensuring detectors meet safety standards, and placing them in appropriate locations within the home. By adhering to these guidelines, residents can significantly reduce the risk of gas-related incidents and enhance overall safety.