Fire Service

Fire Service

Certified NPFA 1970

Behind Every Hero is the Fabric that Protects Them 

  Every layer matters, and every product we design reflects that. 


For nearly a century, Stedfast has led the way in moisture barrier protection for the fire service. Every Stedair® barrier is engineered to meet and exceed NFPA 1970 requirements while balancing total heat loss, thermal protective performance, and durability. 

Compare our barrier technologies below.


The most innovative moisture barrier available to the fire service worldwide. Stedair® Gold is a premium moisture barrier that provides firefighters outstanding protection and enhanced durability.

This innovative product has been developed to combine the best technologies available to give firefighters increased protection and exceptional longevity.

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Engineered for safety, performance, and durability, Stedair® 4000 delivers an outstanding balance of THL and TPP numbers, exceptional breathability, and unmatched durability. Meets and exceeds NFPA 1970 requirements.

Designed with a PTFE bi-component barrier laminated to a woven para-aramid pajama check substrate.

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Using a combination of microporous and monolithic film technologies, Stedair® 3000 meets and exceeds all requirements of NFPA 1970 and provides incredible total heat loss (THL) and thermal protective performance (TPP).

Stedair® 3000 helps firefighters stay cooler and more comfortable while providing extra protection.

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The Hidden Threat: What's in the Smoke.

Firefighters face a danger that isn't always visible in the moment — the fine particulate matter carried in smoke, much of it linked to elevated cancer risk across the fire service. Stedair® PREVENT, the only air-permeable particulate barrier that blocks 99.9% of fine particles without sacrificing the breathability firefighters depend on.

Now available in two technologies:

  • Stedair® PREVENT — our proven particulate barrier, trusted worldwide for breathability and comfort.

  • Stedair® PREVENT CLEAR — combines PREVENT technology with Stedair® CLEAR™, our PFAS free innovation, to deliver particulate protection built on next-generation technology.

Both certified to NFPA 1970

giving departments the flexibility to choose traditional or non-PFAS protection.

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Leadership and Technology

Hear from Jack Kay on what drives Stedfast — and why it's personal.
The technology behind the protection.
Division Chief Ian Womack shares his thoughts on technology advancements in the fire service.

Meet the team

At Stedfast, our business is built on a Passion to Protect. Our team is dedicated to delivering the best high-performance fabrics that help protect those who protect us.
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Head to Toe

From advanced moisture barriers to air-permeable particulate hoods and reinforcement fabric, Stedfast stands with you every step of the way. Our commitment goes beyond innovation -- we are committed to your protection. Learn more →