Sparklike Handheld™ measures the colour of the arc and from that specifies the gas content. If you cannot see the arc, Sparklike Handheld™ does not either.
![](https://sparklike.com/wp-content/uploads/2023/03/HH-3.0-Spark1-and-IGU-1024x683.jpg)
Sparklike Handheld™ measures the colour of the arc and from that specifies the gas content. If you cannot see the arc, Sparklike Handheld™ does not either.
Revolutionizing Energy Efficiency in the Insulating Glass Industry