STEDAIR® 4000
STEDAIR® 4000: A premium tri-component moisture barrier that provides outstanding protection for the fire service industry, STEDAIR® 4000 combines a woven 3.2 oz/yd2 DuPont™ Nomex® pajama check substrate with an enhanced bi-component membrane. This bi-component membrane is comprised of expanded PTFE (Teflon) matrix that has continuous hydrophilic (water-loving) and oleophobic (oil-hating) polymer coatings impregnated into the fabric.
STEDAIR® 4000 Product Benefits:
- Exhibits passing results after 10 wash/dry cycles at 140° F
- Remains waterproof to a minimum of 1 PSI after exposure to -4°F
- Attains a hydrostatic resistance of no less than 150 pounds per square inch
- The best combined THL and TPP in the industry
STEDAIR® 4000 Chemical Protection:
STEDAIR® 4000 provides superior protection against blood borne pathogens, toxic industrial chemicals (TICs), toxic industrial matter (TIMs) and other harmful chemicals:
- Blood-borne pathogens
- Battery Acid
- Hydraulic Fluid
- Gasoline-Fuel C
- Aqueous Film Forming Foam (AFFF)
- Chlorinated Water

