The RPB® Breathing Air Tube supplies air from a flow control device, cool tube, heat tube, or C40 climate control device to the helmet. RPB® Breathing Air tube was made for the Nova 1 and Nova 3 helmets. This tube is also the replacement for NV2021 and will work with the 2nd Generation Astro and Nova 2000. These tubes come with the RPB helmets when you purchase them but may need replacement.
If you have a 1st Generation Astro or Nova 2000 Hood, you will need to order the NV2021A. Please call our office at 910-303-1350 for this special order item.
Leader in Safety
RPB is a leading specialist in respiratory protection, dedicated to protecting people for life’s best moments. We’ve worked with RPB for over a decade. Its engineers keep pushing the boundaries of respiratory protection, developing new technology with input from the people who wear it every day.
RPB Breathing Air Tube SKU:
NV2021B
Blue Dog SKU:
RPB-NV2021B
A breathing tube for RPB supplied air respirators, including the RPB Nova 3 blast helmet.
Frequently Asked Questions
Which helmets does the NV2021B breathing air tube fit?
The RPB Nova 3 and Nova 1, plus the 2nd-generation Astro and Nova 2000.
I have a 1st-generation Nova 2000 or Astro. Which tube do I need?
The NV2021A. It’s a special order, so call us at 910-303-1350.
Does the breathing air tube come with the helmet?
Yes. Every Nova 3 kit includes one. Buy this one as a spare or to replace a worn tube.
What connects to the breathing air tube?
Your flow control valve, cool air tube, hot air tube or C40 climate control at the belt, and the helmet at the other end.
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