The Sussex internal oak door is a cottage style internal door that feature deep u-grooves with an curved top design Engineered construction for added strength and stability Product supplied unfinished, ready to paint or stain A-Grade American White Oak Veneer FSC Certified product with full chain of custody Deep u-groove design with real Oak Inlays Real Oak Lipping allowing for 6mm to be trimmed off all edges of the door Solid core door requiring 3 hinges for hanging 10 year manufacturers defect guarantee We recommend using a 65mm latch for this door. In the interest of environmental concerns and improved performance, products contain engineered components including but not limited to laminated timber, MDF or particleboard