MSI Xl Cyrus Billingham Surface ReducerMSI Xl Cyrus Billingham Surface Reducer is the reducer for Xl Cyrus Billingham Surface flooring color matched, sold by the piece in standard length, sized for direct install with construction adhesive. Pairs with the parent plank or tile series for a complete install vocabulary across kitchens, baths, hallways, and stair runs. What distinguishes a finished flooring install from a builder grade one is precisely this kind of matched trim work at the