Carrier 342970-75103 Filter Door Assembly 323080-701 Typical indicators include internal leakage

Typical indicators include internal leakage (passing gas when closed)

Enhanced Efficiency: Restores economizer functionality

Designed for durability and precise heat transfer

making it standard for most residential 3/4 HP outdoor fan applications

If your application specifically requires galvanic isolation

Carrier 342970-75103 Filter Door Assembly 323080-701 Typical indicators include internal leakageThe Carrier 342970 75103 Filter Door Assembly is a critical genuine OEM replacement part engineered for exact fitment on specific Carrier, Bryant, and Payne air handlers and furnaces. As a direct replacement for 328090 703 and 1190076, this assembly ensures a high integrity seal for the blower cabinet, preventing unconditioned air bypass and maintaining static pressure specifications. Note that the 342970 75103 features a updated light grey finish