RELIABILITY • CONVENIENCE • QUALITY
Industry’s most reliable Diesel Exhaust Fluid
AMERICA RELIES ON YOU. YOU CAN RELY ON US.™
American communities are powered by companies like yours — businesses run by reliable, honest, hardworking people who deliver on time, every time. That’s why you deserve a reliable source of wholesale DEF when you need it, where you need it.
Product description
UltraDEF™ Diesel Exhaust Fluid is used in Selective Catalytic Reduction (SCR) systems in diesel vehicles to help convert harmful NOx to nitrogen and water. UltraDEF™ is high-purity synthetic urea mixed with deionized water.
Made in the USA
Specifications:
ISO-22241
Meets OEM standards
Compatible with all diesel SCR systems
American Petroleum Institute (API) certified
Non-flammable formula for safe handling
Available units
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Convenience
UltraDEF™ is made in Roanoke, Virginia in a state-of-the-art facility built in 2024. We are conveniently located for customers across the South East and Mid-Atlantic.
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Reliability
We produce our own DEF and provide long-term contracts to businesses of all sizes -- including local and regional companies -- so you can have consistent supply and price.
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Quality
UltraDEF™ is high-quality diesel exhaust fluid certified by the American Petroleum Institute. We stand by our product and use it in our own fleet.
Get in touch
Give us a call at 1-800-523-3099, email our team at customerservice@chemsolv.com or click the button below.