We’ve all heard in the news the increasing scrutiny and even some lawsuits over health-food claims and misleading ingredients. You may also be skeptical about new sealcoat products and their claims...but GSB-88® is not just another sealcoat! Gilsonite Sealer Binder comes from Gilsonite, a unique natural hydrocarbon high in asphaltenes and nitrogen compounds–completely unrefined; nothing taken out or added. And, GSB-88® can be tested with quantifiable and predictable resul