Sealant adhesion infrared lamp
On the insulating glass line, the sealant window is tight. If the butyl or secondary seal heats unevenly, you get voids, weak adhesion, and callbacks...
Triple glazing sealant dryer
On an insulating glass line, the sealant dryer is where the plan hits the shop floor. With triple glazing, the stack is taller and the desiccant load...