An Access Door Liner provides convenient and secure access to enclosed spaces, equipment, or structures. They are in walls, ceilings, or floors and are designed to allow authorized personnel to enter restricted areas for inspection, maintenance, or repair purposes. The function of an access door liner is to create a secure and easily accessible opening while maintaining the structural integrity and aesthetics of the surrounding surface. Attributes:• Minimizes the transmission of noise from the enclosed space to the surrounding areas• Protection against the spread of fire and smokeApplications:An Access Door Liner creates a secure and easily accessible opening while maintaining the structural integrity of the Frame and Body.