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Field-Adjustable Performance: Features a tee handle adjustment for easy on-site calibration between 20 and 175 psi
As an essential component for secondary heat exchanger management
With flexible options like Auto-Return temperature resets and No-Occupancy Auto-OFF
Durable Construction: Fabricated from industrial-grade steel to resist oxidation and scale buildup in high-temperature environments
and Coleman furnace control boards without field programming
Ruskin FDR25-08 Damper 328140-751 Field-Adjustable Performance: Features a teeThe Ruskin FDR25 08 is a high performance 8 inch round fire damper engineered for seamless integration into fire rated partitions and HVAC ductwork. This true round fire damper features a 1 1 2 hour fire rating and integrates a 165F fusible link, ensuring positive closure and code compliant fire containment when ambient temperatures exceed safety thresholds. Built by a leader in airflow control, the FDR25 08 utilizes a heavy duty galvanized steel
US$ 29.98
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