Field Controls ADA-1 Combustion Air System Damper AdapterADA 1 Combustion Air System Damper Adapter from Field Controls is a precision component designed for reliable airflow management in combustion air systems. As the ADA 1 Combustion Air System Damper Adapter (part 46473300), it integrates with standard dampers to regulate air intake, improving draft control and safety in commercial and industrial installations. Designed for use with HVAC and industrial furnace systems, the ADA 1 is a dependable

315 inch in diameter and 35 inches in length

long service life in demanding boiler and furnace installations

and light commercial installations

this vent delivers long-lasting performance in demanding HVAC environments

Designed for long-lasting performance in HVAC applications

ensuring dependable performance in typical facility environments

This normally closed (NC) unit combines durability with a compact aluminum body and a rugged enclosure suitable for UL

Because this unit is a drop-in replacement on many Armstrong systems

the pilot assembly supports efficient operation

24V operation supports common control circuits in residential and light commercial heating systems

This durable motor features an Open Air Over (Oao) enclosure with CWSE rotation and sleeve bearing construction for smooth operation and long life

Compatible with Pneumatic Room Thermostat assemblies