Video

Diesel Exhaust Fluid (DEF): What It Is and Why It Matters

What is diesel exhaust fluid (DEF), and why is it important for modern diesel equipment?

 

 

In this video, learn what DEF is, how it helps reduce emissions, where to find the DEF fill location on your equipment and why keeping your DEF tank full can help prevent unnecessary service calls.

United Rentals is committed to helping customers keep equipment operating efficiently while supporting cleaner, more reliable jobsite performance.

Explore United Rentals managed maintenance services.

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