All products can be easily matched with any Wausau Tile terrazzo tile in standard or your custom colors to maintain your overall look and appeal. Epoxy Self-Supporting Tread and Risers can be 2" thick up to a 48" span, 2 1/2" thick to a 78" span and 3" thick up to a 96" span. Wausau Tile can also provide tread & riser installation assistance. Should you have a difficult installation or have custom needs, we have the engineers and designers on hand to assist you at any time.