It’s More Than Just a Light Bulb Most people treat preheating lamps like light bulbs in a hallway. They look at the voltage, check the length, and...

Stop Dealing With Cold Spots in Your Glass Tempering Tunnels Most infrared lamps are just too short. If you’re running a long tempering tunnel,...

Out on the line, preheating isn’t some optional nice-to-have. It’s the gate that keeps glass from cracking under thermal stress, and it...