Polyblend Plus has all of the great features of original Polyblend, plus some new valueadded enhancements to improve performance, finished color and color consistency It is an ANSI A1186 polymermodified, cementbased nonsanded grout designed for highly glazed or polished tile, marble and natural stone that would be scratched by sanded grouts This durable, nonshrinking grout accommodates joints up to 18 in 3 mm and can be used for interior or exterior installations, including floors, countertops, walls, ceilings, showers, fountains and pools