Made in USA.

RPB Parts Number 4000-10

Replacement Regulator Locking Screw for the RPB® 4000-01 or 4000-02 Cool Air Tube.

Made in USA.

About RPB

1. Made in Michigan from local and globally sourced components
2. Find RPB parts here or instruction manuals here
3. Questions? Call (833) 408-0500

About RPB®

PPE made in America

See all RPB Respiratory Protection and Safety Essentials

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.