COREtec Grande - Grande Willis Oak

A premium 9″ wide luxury vinyl plank featuring the rich oak tones and wide-format visuals of the “Grande” aesthetic. Built on the robust WPC (Waterproof Polymer Core) platform from COREtec, it’s 100% waterproof, kid-proof, and pet-proof — made to stand up to high-traffic residential or light commercial settings. The mixed plank lengths (approximately 28″, 55″, and 82″) create the appearance of an authentic hardwood installation, while the attached cork underlayment enhances comfort and acoustic performance. With a 30 mil wear layer and 15 mm total thickness, Grande Willis Oak combines natural style, superior durability, and easy installation. Suitable for floating or direct glue-down installation above, on, or below grade.

Key Features:

• 9″ wide planks (approx. 8.97″ actual width)

• Mixed lengths: approximately 28″, 55″, and 82″

• Total thickness: 15 mm

• Wear layer: 30 mil

• Core: Waterproof foamed WPC (Wood Polymer Composite)

• Edge profile: Enhanced painted bevel

• Underlayment: Attached cork backing for added warmth and sound reduction

• Installation method: Floating click-lock or direct glue-down

• Installation grade: Suitable for above, on, or below grade

• Coverage per carton: Approximately 20.67 sq ft

• Finish: Embossed-in-Register (EIR) texture for realistic wood grain

• Certifications: GREENGUARD Gold Certified for indoor air quality

• Warranty: Lifetime Limited Residential; 10-Year Medium Commercial