FRP vs PVC Panels-Which Offers Better Moisture Resistance in Marinas? -/1 by duramaxpvcpanels Published: November 5, 2026 (23 hours ago) Category Business Link FRP boards Duramax PVC marine wall panels are worth considering for facilities that need moisture-resistant, easy-to-clean wall coverings. Their interlocking construction provides a consistent finish, while PVC material resists moisture absorption.