the Aprilaire 4235 comes with the orifice and strainer pre-assembled or included in the package

Optimized Drainage: Meticulous internal pitch ensures rapid condensate clearing

a blocked exhaust vent

This Lennox replacement part is built for longevity in the field

Liebert 1D16204P1 Pressure Switch 320788-704 the Aprilaire 4235 comes withThe Liebert 1D16204P1 is an authentic OEM Dual Pressure Switch designed specifically for precision cooling systems and data center climate control equipment. As a veteran grade HVAC replacement part, this component provides critical monitoring of differential pressure to ensure compressor safety and optimal airflow within high stakes environments. The Liebert 1D16204P1 Dual Pressure Switch operates as a safety interlock, preventing system operation