DuPont™ Tychem® 4000-B Coverall, Attached Hood & Boot, Case
6/Case. DuPont-Tychem SL offers dependable protection against a broad spectrum of chemicals. Lightweight fabric made from Tyvek laminated with a chemical-resistant Dow Saranex 23P film Strong fabric is rugged and durable, reducing the risk of tears and abrasion. Uses in waste management, industrial plants, hazardous material response, emergency medial response and environmental cleanups.