Is Plywood Water-Resistant?

While not all plywood is water-resistant, certain types are engineered to withstand moisture and water exposure. These water-resistant plywood varieties are ideal for exterior applications or interior spaces prone to humidity.

Types of Water-Resistant Plywood

Baltic Birch Plywood Exterior

This high-quality plywood offers excellent water resistance. Made from birch veneers and water-resistant adhesives, it’s suitable for outdoor projects and humid environments.

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Pine Plywood CDX (with knots)

CDX plywood is designed for exterior use. The “X” denotes its water-resistant qualities. While not fully waterproof, it can withstand periodic moisture exposure.

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Pine Plywood ACX (without knots)

Similar to CDX, ACX plywood is water-resistant but with a higher-grade veneer. The “A” face is smooth and knot-free, making it ideal for visible exterior applications.

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Pre-Finished Birch Plywood

This plywood comes with a factory-applied finish that enhances its water resistance. It’s perfect for areas that require both aesthetics and moisture protection.

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Form Plywood

Specifically designed for concrete formwork, form plywood has excellent water-resistant properties. It can withstand repeated exposure to wet concrete without degrading.

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Melamine Plywood

Melamine-coated plywood offers a high level of water resistance. The melamine surface protects the wood core from moisture, making it suitable for kitchens and bathrooms.

Check out our Melamine Plywood 

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At our shop, we stock a range of water-resistant plywood options to suit various projects. While these products offer enhanced moisture protection, it’s important to note that no plywood is completely waterproof. For best results, proper sealing and regular maintenance are recommended for prolonged water resistance.

Visit our shop to explore our selection of water-resistant plywood, including Baltic Birch Plywood Exterior, Pine Plywood CDX and ACX, Pre-Finished Birch Plywood, Form Plywood, and Melamine Plywood. Our team is ready to help you choose the right plywood for your water-resistant needs.