3M Speedglas Protective Windscreens Exterior are designed for use with 3M Speedglas Welding Helmets and Filters and protect the welding filter from sparks and spatter.
3M Speedglas Protective Windows Exterior are a replacement part designed to be used when the original is damaged or worn out. Protect your welding filter from sparks and spatter by making sure your outer protection plate is functioning properly.