

The DFA-300 FILTER BOX B-Cabinet is a vital component that ensures efficient airflow and clean, filtered air in your appliance system. Measuring 17-1/2"x21"x12", this downflow furnace filter access door provides easy maintenance and replacement. Installation can be done in under 20 minutes with common tools, making it a hassle-free solution for improving indoor air quality. We know appliances inside and out and will help you find the right part with expert, honest advice.