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

• Laydown collar
• Elastic wrists and ankles
• Storm flap with adhesive closure
• Bound 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. Tightly sewn seam is covered with garment fabric to reinforce seam and reduce potential for particle penetration. 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.