DuPont™ Tychem® 4000 delivers effective protection against a range of chemical environments.

• Laydown collar
• Elastic wrists and ankles
• Storm flap with adhesive closure
• Taped seams

Tychem® 4000, utilizes Saranex™ 23-P film laminated to Tyvek® fabric to provide a rugged and durable fabric that resists abrasion. Tychem® 4000 fabric provides at least 30 minutes of protection against >124 chemical challenges. Typical applications include chemical mixing, hazardous remediation, emergency medical response, paint spraying, and nuclear environments. Taped seams provide strong chemical resistance against heavy liquid splashes. A sewn seam is covered with a strip of compatible chemical-resistant material through heat sealing. Coveralls feature a laydown collar, and elastic openings at wrists and ankles for a tighter fit. Storm flap covers zipper, which can be sealed by the wearer with adhesive strip to prevent intrusion at zipper.