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Another popular choice is galvanized steel sheet metal. Steel offers high tensile strength, making it an ideal option for RV roofs that require a robust structure to withstand weathering and potential impacts. Galvanization provides a protective coating that helps prevent rust formation and corrosion, thereby enhancing the lifespan of the roof. While steel is heavier than aluminum, its strength-to-weight ratio can be advantageous in specific designs where structural integrity is paramount.
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2. Water and Moisture Resistance PVC is inherently resistant to water and moisture, making PVC laminated gypsum boards an excellent choice for areas prone to humidity, such as kitchens and bathrooms. This feature minimizes the risk of mold and mildew growth, ensuring a healthier indoor environment.
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