AB-8689 Basecoat Binder / Balancer / Converter. AB-8689 is NOT a generic "universal clear" basecoat binder Binder / Balancer / Converter - but designed to work in PPG ® 1689 basecoats. AB-8689 is designed as a drop in Binder / Balancer / Converterfor PPG ® 1689.
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