L3-02206-5 | PREFILTER | Carrier Part Number_21444U - **Steel Construction:** The plunger

- **Steel Construction:** The plunger is constructed from durable steel

Its forged brass body provides superior strength and corrosion resistance

the side plate provides a secure and stable mounting surface for equipment

Upgrade your unit heater system with this high-quality transformer control from Reznor and ensure consistent and safe power regulation

L3-02206-5 | PREFILTER | Carrier Part Number_21444U - **Steel Construction:** The plunger**PREFILTER** The Carrier PREFILTER is an essential component for maintaining optimal airflow and protecting heating and cooling systems. This prefilter effectively captures airborne contaminants such as dust, pollen, and pet dander before they reach the main filter, extending the life of the filter and reducing maintenance costs. Constructed with durable materials, this prefilter is designed to withstand the demanding conditions of industrial