On-Demand Bulk DEF Delivery Nationwide

Get Connected to a Local Bulk DEF Rep: (844) 698-2188

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KEEPFILL PROGRAM

DEF Hero KeepFill Program Overview

Pre-Filled DEF Tote

We ship you a pre-filled DEF tote and your price per gallon is locked in for 3 years

Tank & Dispensing Equipment

Electric and battery powered dispensing systems installed with each pre-filled tote delivery

Tank Monitoring Devices

Each tote has a tank monitor device installed to trigger refills when the DEF level hits 35%

Recurring DEF Refills

We come out to refill your DEF tote and bill after for the exact gallons delivered - no delivery fees

DEF Hero's Vertically Integrated DEF Solution Brings Enterprise-Grade Infrastructure to America's Fleets
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Inside the DEF Industry's Hidden Giant - How DEF Hero Is Quietly Building the Nation's First Vertically Integrated DEF Infrastructure