PPG PR-188 is an AMS3100 Class 2 Type 2 universal adhesion promoter compatible with metal, composite, plastic, and glass aircraft surfaces for maximum sealant bonding performance.

✅ MPN: 0188XXXAM416PT
✅ Brand: PPG Aerospace
✅ Spec: AMS 3100 Class 2 Type 2
✅ Type: Universal — Multi-Substrate
✅ Package: 16 oz Plastic Bottle
✅ Use: Pre-treatment for universal sealant systems

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