Bruce® Recommended Floor Care Products • Color variations between flooring and/or samples and other flooring or wood products, which you wish to match (e.g., cabinets, stair railings, trim, etc.). • Deficiencies related to subfloor/floor joist assemblies, subfloor preparation materials, and fasteners including, but not limited to, uneven subfloor surfaces, floor deflection or voids in the subfloor. • Noises (squeaks, etc.) associated with anything other than the mismanufacture of the flooring.