This replacement filter drier cartridge is the direct performance match for use in BTAS-4 suction line filter shells

Complete Installation Package: Includes 9-pin and 15-pin adapters

The brazed stub tube connections ensure a secure

1 Cv flow capacity to ensure steady gas pressure to high-output burners

Carrier 50DK506358 Exhaust Regulator 321042-401 This replacement filter drier cartridgeMaintaining precise static pressure and flue terminal velocity is critical for the long term reliability of commercial package units. The Carrier 50DK506358 Exhaust Regulator is an essential OEM replacement part designed to manage airflow within the exhaust assembly of high efficiency gas fired systems. Utilizing a 2 hole mount configuration, this regulator ensures that exhaust gas velocity remains within factory parameters, preventing common field