How To Keep Welding Helmet From Fogging Up. Unfortunately anti-fogging solutions need to be reapplied since they will wear off eventually. It can be avoided by placing the welding helmet facing the sun to warm up or can blow hot air to warm the lens instantly.
Unfortunately anti-fogging solutions need to be reapplied since they will wear off eventually. Use commercial anti-fog products. Especially when your lenses are severely fogged up after gathering all the debris dust and everything else from the welding aftermath.
A welding helmet can also fog up if your face is close to the lens and to prevent this from happening by adjusting the face a little bit away from the helmet in order to allow circulation of air.
Moisten a clean towel wipe it on the soap bar and then rub the clean lens. Aside from using a snorkel to breathe through whats the best way to keep from fogging. The following approaches will prevent your welding helmet lenses from fogging up. Use commercial anti-fog products.