top of page

How to use a gas leak detector

Gas leaks happen often and can lead to hazardous accidents or even cause death if undetected and not dealt with quickly and efficiently. They can also be dangerous to the environment if not handled properly, so it's important to know when you're dealing with a leak.

Many things can cause gas leaks, which occur when a pipe breaks and the gas escapes into the air. This can happen for various reasons, including old pipes that require repair and corrosion from water damage, cracks in the ground where pipes run, and improperly installed water heaters or furnaces.

The most common signs of a gas leak include a strong odour of sulphur in the area where you notice the leak. This can be particularly strong if there's still some gas left in the pipe and it's leaking into the air.

You can't always detect a gas leak by smelling or seeing it. That is why it is so important to use gas leak detectors.

The gas leak detector is a device that senses the presence of gas, and it can be used to detect a range of gases, such as: Hydrogen Sulphide (H2S), Carbon Monoxide (CO), Methane (CH4), Nitrogen Dioxide (NO2), Ammonia (NH3), Sulphur Dioxide (SO2). When using a gas leak detector, it is crucial to understand what type of gas you are identifying. The most common types of gas that leak are natural gas or propane. Natural gas is odourless, so it is essential to use a detector with an indicator light to let you know if the leak has occurred.

These devices are used to identify gas leaks in pipelines, tanks, and other containers, as well as in vehicles that use natural gas or propane for fuel. The detectors work by measuring the concentration of gas in a specific area and then comparing that measurement to the safety standard. Gas leak detectors use different methods to identify a gas leak, ranging from infrared light to specialised sensors. The most common way to detect gas is with an infrared sensor or a flame ionisation detector, which uses a flame to ionise the air and then measures its conductivity using an electric current.

There are two main types of gas leak detectors: fixed and portable.

Fixed gas leak detectors are generally used in industrial settings where large amounts of gas are stored. These devices can be placed on walkways or near tanks to help prevent accidents that could cause fires or explosions. The gas detector works by sending a small electric current through the air. If it detects methane or another flammable gas, it sends a warning signal to warn you about the presence of a leak.

Portable units are usually hand-held, battery-operated and easy to use. They can be used by anyone who isn’t familiar with gas leaks or has no experience using a gas leak device. The detector is usually small enough to carry with you so that it can be taken almost anywhere. It has been designed to be easy to use and to give you a precise reading about whether there is a gas leak nearby.

It is essential to learn how to use a gas leak detector properly. Follow these steps to ensure that you are using the detector correctly:

- Always read the instructions before using your device.

- Check if the detector’s battery is sufficiently charged.

- Make sure nothing is blocking its path before turning the gas leak detector on. This includes walls, furniture, and other objects that could interfere with its signal.

- Place the detector on a flat surface and turn it on by pressing the ‘On/ Off’ button. Make sure it works by listening for the beep that indicates that the device is operating as intended.

-Wait for the detector to warm up (about one minute).

- Adjust the sensitivity level by pressing the ‘Up’ or ‘Down’ buttons or using the dials on the side of the device.

- Adjust the settings to detect either methane or propane.

- Place the detector near where you think the leak could be. In case of a leak present, the device should sound a loud alarm.

It is important to note that once you determine whether or not there is a leak, you should call the appropriate authorities so they can come and fix it as soon as possible. If a gas leak occurs, contact your local utility provider immediately. You can also call the Gas Emergency Services at 0800111999 to report any incidents of natural gas leaks.


bottom of page