http://www.cleaner.com/images/uploads/whitepapers/NLB_Tier_4_White_paper-updated.pdf

A new white paper from NLB Corp. explains the impact of the EPA’s latest Tier 4 emissions standards on waterblasters and how to avoid non-compliance. The paper demonstrates how new diesel engine technology improves fuel economy and reduces operating expense.

NLB’s new UltraGreen high-pressure waterjet pump units comply with the EPA’s new Tier 4F regulations. They feature advanced technology that improves fuel efficiency and increases torque, so pump units with smaller engines can handle bigger jobs. Annual operating costs are significantly less than for a larger pump unit with a non-certified engine.