There are V-shaped motor vents that help keep the motor functioning at optimal levels

Although you may not know this

The outstanding performance of the Blueair Classic 405 Air Purifier with WiFi has been verified by the association of Home Appliance Manufacturers (AHAM) for an outstanding clean air delivery rate (CADR) of: Smoke-280cfm

this cartridge filter is capable of resisting clogging and remains extremely easy to clean using only running water

MPN: 53270

Shop Vac Plastic 2.5" Hose Handle Grip Shark Vacuum Accessories There are V-shaped motor vents[custom_html] The Shop Vac Plastic 2. 5 Hose Handle is a durable attachment engineered to fit 2. 5 inch hose ends and constructed from durable polypropylene. This unique accessory serves as a connector between two hoses or between a hose and another accessory, while providing a comfortable and ergonomic handle with which to hold the hose during extended cleaning. The attachment also features built in airflow control in the form of a rotating