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Opti-Seal locks out moisture

Watch how fast Opti-Seal works to protect concrete

Opti-Seal is a deep penetrating, biobased preservation agent used for all concrete surfaces. Learn more about the latest pavement solutions product from BioSpan and see Opti-Seal in action.




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National Highway Products Becomes First Northeast Distributor for BioSpan Technologies Soy-Based Pavement Preservation System
RePlay®, OptiSeal™ and Activate® to help New Jersey-based supplier meet surging demand for eco-friendly, winter-ready pavement preservation solutions.