the FSAF120A is essential for contractors performing HVAC fire damper replacement or new installations requiring strict NEC 300

Integrated Sensing: Features a built-in flame rod and electrode for accurate flame proving

and CSA ANSI Z21

Durable Construction: Manufactured to withstand high-demand commercial environments

Rheem-Ruud AP13143-2 Damper Assembly Freon the FSAF120A is essential forThe Rheem Ruud AP13143 2 Damper Assembly is a critical combustion air management component engineered for high capacity 9 inch vent hood systems. As the direct replacement for AP13143 1, this assembly ensures precise control of exhaust flow and prevents backdrafting in commercial and heavy duty residential water heating applications. Built to withstand high temperature flue gases, the vent hood damper assy 9 in. integrates seamlessly with existing