The CHA5 is designed and manufatured by DuPont as a chemical protective clothing. It features EN 14126 which is an infective agents barrier and EN 1073-2 which provide radioactive contamination protection. It is a category III protective cloth which is a Type 3-B, 4-B, 5-B and 6-B. This protective clothing is stitched and designed with over taped seams to deliver maximum protection.
The CHA5 also features enhanced protection by installing zipper and zipper flaps in the suit. It also exhibits additional taping of cuffs, ankles, hood and zipper flap in order to achieve type 3 liquid tightness. It also exhibits a self adhesive chin flap. These protective suits are mostly utilized for industrial cleaning, petrochemical installation venues, in sewage systems and maintenance procedures.