Crown 712 Call For Quote $2.10 Interior Crown MDF: 3/4″ x 4-1/2″ H: 3-3/16″ P: 3-3/16″ View Product Catalog Crown 712 quantity Add to list Want a discount? Become a member. SKU: 712 Category: Mouldings Description Description Crown MDF712 – MDF, 11/16″ x 4-1/2″ : Height: 3-1/4″ Projection: 3-3/16″. Available in 16′ lengths. OWS does NOT recommend installing MDF in areas prone to moisture (bathrooms, basements)