RPB Part Number 4000-03, 4000-03GHT

Replacement BSP or GHT Top Thread Cap for the RPB® 4000-01 or 4000-21 Cool Air Tube.

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In their words - Protecting you for life's best moments® by creating the world's best industrial respirators that advance your safety & increase your productivity. Established in the 1970's, RPB's Special Operations Unit has been developing disruptive innovation for 40 years. An R&D group comprised of PPE innovators, users & advocates, we specialize in air supplied respirators, air line filters, monitoring equipment, & safety essentials.