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Pulse arcade — neon hairlines and corner brackets frame the playfield brief.
35" WC to ensure accurate air proving and system safety
Proper brazing technique is essential during installation to protect the internal seal and glass integrity
Professional installation is required to manage the 11
making it a standard component for hydronic heating maintenance and boiler safety upgrades
Standardized Ports: Features the factory-correct tappings for equalizing pipes and blow-down valve integration
Fenwal 35-605311-221 Module 322838-754 35" WC to ensure accurateUpgrade your gas fired appliance's reliability with the Fenwal 35 605311 221, a microprocessor based Direct Spark Ignition (DSI) control specifically engineered for precision and safety. This 24 VAC module replaces older, less stable ignition boards in furnaces, boilers, and water heaters, offering a robust 30 second pre purge cycle to clear the combustion chamber before the 4 second Trial For Ignition (TFI). As a veteran grade gas ignition module, it
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