Fire-Lite (FM900-75) Door holder spacer, ¾ – inch

The Fire-Lite FM900-75 door holder spacer is a precision-engineered component designed for professional fire alarm and life safety system installations. Engineered to provide precise mounting and alignment for electromagnetic door hold-open devices, this ¾-inch spacer ensures optimal functionality in commercial building fire protection systems. Professionals use these spacers to create uniform mounting surfaces and compensate for wall irregularities during door holder installations.

Compatibility is critical in fire alarm system design, and the FM900-75 spacer addresses this need by providing a reliable interface between electromagnetic door holders and diverse wall surfaces. Typically deployed in healthcare facilities, educational institutions, commercial offices, and high-traffic public buildings, these spacers support critical fire and smoke containment strategies by enabling proper door hold-open mechanism integration.

Key Features

• Precision-machined ¾-inch thickness for consistent door holder mounting
• Compatible with standard Fire-Lite electromagnetic door hold-open devices
• Constructed from durable, flame-resistant materials meeting UL 94 standards
• Facilitates proper alignment in commercial and institutional building applications
• Supports NFPA 72 compliant fire and smoke compartmentalization strategies
• Enables uniform installation across diverse wall substrate conditions

Specifications

• Material: High-temperature engineered polymer
• Thickness: ¾-inch (19.05 mm)
• Color: Neutral industrial gray
• Mounting: Standard electrical box and door holder mounting patterns

Fire alarm professionals rely on precise components like the FM900-75 to ensure reliable system performance. When integrated with addressable fire alarm control panels and electromagnetic door holding mechanisms, these spacers contribute to comprehensive life safety infrastructure. Compliance with NFPA 72 fire alarm and signaling code requirements ensures that installations meet rigorous safety standards.

For more information, contact the Life Safety Consultants team at (888) 557-0558, or email us at: sales@lifesafetycom.com