ROLLING SERVICE DOORS
C.H.I. coiling service doors are computer-engineered with time-proven principles and designs. The result is a well-built, high-performance coiling door. Choose from a variety of slat types, gauges, and operation types to specify the right rolling door for your application.
Industrial Duty: Insulated Service Doors (Series 6000)
Industrial Duty: Non-Insulated Service Doors (Series 6000)
Medium Duty: Non-Insulated Service Doors
ROLLING FIRE DOORS
Selected most often for practical drop test compliance and assuring positive crisis response, C.H.I. Guardian™ Fire Doors deliver reliable, predictable, and repeatable results. Safe, simple, inexpensive, and repeatable drop testing is now made possible in any facility with the flip of a handle.

COUNTER SHUTTERS
The 6500 series roll-up doors offer the best in security, flexibility, and appeal. Unique joint designs produce a flush curtain to achieve a seamless, clean appearance. End users and specifiers recognize the 6500 Series as state-of-the-art in design, fit, and finish, yet appreciate the simplicity and practicality that define the product.