03b3b64b_2x2x4_V_Cap__Light_Blue__Specifications
[Description] 1/4 in. grout line suggested. Use sanded grout when doing grout lines of 1/4 in. or more; and non-sanded grout when less than 1/4 in. We recommend to seal tile before grouting and to seal grout after installation. For further advice, contact your professional tile installer. [Specifications] 
Recommended Grout Type and Width
2x2x4 V-Cap: Light Blue