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Rosewood paper grain — description and returns beneath the overlapping buy card.
Seat Integrity: Raised seat design prevents water and debris from becoming trapped
Energy Efficiency: Enables precise HVAC airflow management
If the fault is caused by a vacuum leak at the collector box
effectively managing high-head pressure conditions in demanding environments
Common Questions Is the actuator replaceable without draining the system
Resideo S8701A1122 Ignition Module 321894-706 Seat Integrity: Raised seat designResideo S8701A1122 is a direct spark ignition (DSI) module designed for gas fired HVAC systems including furnaces, boilers, and rooftop units. It features a 21 second trial for ignition with lockout control, providing reliable burner sequencing and flame verification during startup. This ignition module is commonly used as a replacement control in systems experiencing ignition failure, inconsistent flame sensing, or unreliable startup sequences. The