Performance delivered by nature.

Raw cork bark layers illustrating natural cork material used in USMills cork underlayments

Premium natural cork underlay

CorkBase is a flooring underlay made entirely from natural cork, making it a fully sustainable and eco-friendly alternative to synthetic underlays. Its lightweight, durable, and water repellent properties allow CorkBase to deliver significantly better performance than traditional options.

How does cork compare to foam?

USMills CorkBase cork underlayment shown rolled and laid flat for flooring installation
Performance

More resilient, flexible, and resistant to compression

Greater moisture resistance

Superior and longer-lived noise reduction

Reduced stress and joint failure in click system

Greater thermal insulator for improved energy efficiency

Health & Sustainability
Convenience

Made in Portugal.

Sequoia trees symbolizing natural materials and sustainability values
Subheading

How to install a cork underlay?

View installation instructions linked below.

View Instructions