GDC Grout Sealer Remover- Use to remove sealer from grout that has been sealed. Use before application of our GDC epoxy grout colorant If needed. Just add the entire 8 ounce bottle to -2 gallons of water. Apply to grout joints, let sit wet for a couple of minutes to allow for dwelling time {Do not let dry} and agitate with stiff nylon brush brush then wipe away residual. Then rinse the entire area with water. Sold in 8 ounce bottles for $9.95 each which is enough to cover 200 sq. ft. when mixed with water. GDC Grout Sealer Remover