Laars Heating Systems 15C5400 Damper/Duct Assembly 318518-761 The Allanson 421-095 is designed

The Allanson 421-095 is designed as a direct technical match for specific York Shipley models

though technicians should always verify the specific wiring diagram of the host equipment

P291-3554RS is the cross for 1186257

Common Installation & Performance Questions:

streamlining the field interface between terminal equipment and local controls

Laars Heating Systems 15C5400 Damper/Duct Assembly 318518-761 The Allanson 421-095 is designedThe Laars Heating Systems 15C5400 Damper Duct Assembly is a factory authorized replacement component engineered for precision airflow management in high capacity boiler systems. Designed specifically as a blower duct damper assembly, this unit ensures the stoichiometric balance required for efficient combustion and prevents standby heat loss. It is a critical part for maintaining the operational integrity of Laars Pennant series boilers and water