Allegro welding helmet details
Allegro Deluxe Supplied Air Shield & Welding Helmet with No Flow Valve (9904-W)
Auto-darkening lens with adjustable shade range (9–13)
Equipped with No Flow Valve for airflow safety assurance
NIOSH approved supplied air respirator system
Ideal for welding, grinding, and contaminant-heavy environments
Protects against airborne particulates, molten splash, and chemical exposure
Dual-use functionality enhances efficiency for welders and grinders
No Flow Valve ensures operator is not exposed to unfiltered air
Designed for comfort, visibility, and safety during prolonged use
Technical Specifications:
Lens: Auto-darkening, variable shade 9–13
Valve Type: No Flow Valve included
Applications: Welding, grinding, industrial contaminant exposure
Product identification
- Brand: Allegro
- Model / MPN: 9904-W
