These wide cover strips that join flooring of the same height or up to 5mm height difference.The extra wide cover strips are designed to cover difficult joints between any floor coverings , and are often used at door thresholds where they provide safe, neat joining solutions whilst protecting the edge of the floor coverings from damage.Available in 50mm , and 60mm widths , these anodised aluminium cover strips come pre-drilled , with countersunk holes