Mapei Keracolour Grout Silver 25lb Unsanded

Keracolor S is a premium-grade, pre-blended, polymer-modified sanded Portland-cement tile grout that requires only the addition of water for mixing. It will grout joints from 1/8″ to 5/8″ (3 to 16 mm).

• For interior/exterior floors and walls
• Contains BioBlock® technology for mold and mildew resistance