The 3M cool flow ventilator 1040 is an optional accessory for 3Ms reusable half masks 4000+ series. This fan features a one-button control feature that improves user comfort during long work shifts. It is rechargeable and is supplied with a European plug. The cool flow fan gives you a noticeable cooling sensation on your face while you work, offering increased comfort without compromising breathing protection. In addition to warm environments, it is ideal for a wide range of workplaces and activities.

Reduce heat and moisture build-up inside your half mask
Keep you cool and dry during long shifts
One-button control feature to adjust airflow
Perceivable refreshing sensation on the face while working