Auto-Set® Model FSFD-STC

Vertical Acing Fie Door System

The FSFD-STC acoustical fire door is designed to protect openings that require both fire protection and sound control. Available with up to a 34 STC, the highest in the industry.

Model FSFD-STC acoustically rated fire doors are utilized in schools, hospitals, sound stages, convention centers and anywhere where acoustics and fire protection are both required. This technology is the subject of US Patent No. 8,453,707.


Up to 4-hour rated UL 10B*

Smoke & Draft labeled UL 1784

Available with an STC up to 34 *Listed under the Canadian equivalent CAN/ULC S104

Code Compliance

CCRR-1086 Regulatory Approvals


Not applicable


Auto-Set® automatic resetting

Fail-Safe Design – automatic self-closing mechanism does not require power operation

Based upon door size, available with hand-chain or hand-crank operation


Unlimited heights and widths to 80′; for larger sizes and custom configurations consult the factory


McKEON Sterling Gray

Powder coat of any color as selected

Stainless Steel — No. 4 Polish or No. 8 Mirror