he replacement Blower Cap for the Pullman Advance Commander PV900 and PL950 Backpack Vacuum Cleaners is an essential part designed to securely seal the blower port, ensuring efficient airflow and preventing dust or debris from escaping. Specifically engineered for the PV900 and PL950 models, this durable cap enhances both suction and blower functionality, supporting versatile cleaning applications. Constructed from high-quality, long-lasting materials, it is easy to install and built to endure frequent use. Replacing your blower cap helps maintain optimal performance and ensures your Pullman backpack vacuum functions effectively in both modes.