Keystones

Castlerock Straight Joint 1X1 Matte

For backsplashes, dry interior areas, and wet interior areas, Castlerock straight joint mosaic porcelain tile 1x1 offers versatile gray tones, a matte finish, and the dimensional texture of the straight joint mosaic layout. It's a strong fit for powder rooms, wet bars, and bold eclectic interiors and reads well with polished chrome fixtures, glass accents, and soft neutral upholstery, offering a finish that adapts easily to a range of design directions.
Countertop
Countertop
Floor
Floor
Wall
Wall
Exterior Floor
Exterior Floor
Shower Floor
Shower Floor
Special Features
Made in the USA Made in the USA
Other Sizes And Finishes
COORDINATING TRIMS
Build Up Base
Build Up Base
Size : 5X12
Shape: MB5A
Build Up Cove Base
Build Up Cove Base
Size : 5X12
Shape: MB5B
Bullnose
Bullnose
Size : 2X2
Shape: S886
Bullnose Corner
Bullnose Corner
Size : 2X2
Shape: SC886
Cove Base
Cove Base
Size : 2X2
Shape: C833
Cove Base Outcorner
Cove Base Outcorner
Size : 2X1
Shape: SCL833
Cove BC
Cove BC
Size : 1X1
Shape: CK813
Universal Trim
Universal Trim
Size : 2X2
Shape: SC813

Overview

Castlerock straight joint mosaic porcelain tile 1x1 pairs versatile gray tones with a matte finish, echoing the dimensional texture of the straight joint mosaic layout. It suits backsplashes, dry interior areas, and wet interior areas.
DAL_D618_1x1_Msc_Castlerock_MT_Angle
DAL_D618_1x1_Msc_Castlerock_MT_Detail
DAL_D618_1x1_Msc_Castlerock_MT_Silo_02

Design Note

Bring Castlerock into powder rooms, wet bars, and bold eclectic interiors alongside polished chrome fixtures, glass accents, and soft neutral upholstery, letting the matte finish carry the dimensional texture of the straight joint mosaic layout. It suits backsplashes, dry interior areas, and wet interior areas when the goal is an elevated but easy to coordinate result.
  • Product Details

    Collection Name Keystones
    Color Code D618
    Color Name Castlerock
    Color Family Gray
    Nominal Size 1X1
    Actual Size 12.000 X 24.000
    Nominal Thickness 1/4
    Nominal Mounted Sheet Size 12x24
    Mount Method Dot Mount
    Size Category Small
    Country of Origin United States
    Finish Matte
    Body Type Unglazed Mosaic
    Edge Non Rectified
    Mosaic Pattern Straight Joint
    Shade Variation V2 MEDIUM VARIATION
    Pre-Consumer Recycled 12.1
    Post-Consumer Recycled 0
  • Application

    Countertop
    Countertop
    Floor
    Floor
    Wall
    Wall
    Exterior Floor
    Exterior Floor
    Shower Floor
    Shower Floor
    Target Dcof Wet Suitable
    Dry & Level - Interior Floor N/A ✔
    Wet & Level - Interior Floor ≥0.42 ✔
    Shower Floors (Residential or Light Commercial) ≥0.42 ✔
    Exterior Floor Applications (including pool decking & other wet areas with minimal footwear) ≥0.60 ✔
    Ramps & Inclines ≥0.65
    Walls/Backsplashes N/A ✔
    Countertops N/A ✔
    Pool Linings N/A ✔
    1/8"

    ●  A DCOF value of greater than or equal to 0.42 is the standard for tiles specified for level interior spaces expected to be walked upon when wet, as stated in ANSI A137.1-A326.3. For more information about DCOF and the DCOF AcuTest™, visit daltile.com/DCOF.

    No additional notes

  • Specifications

    Performance Chart
    Test Method Result
    Water Absorption ASTM C373 < 0.5
    Breaking Strength ASTM C648 > or equal to 250 lbf
    Scratch Hardness ASTM MOHS 8
    Chemical Resistance ASTM C650 Resistant
  • Download Tear Sheet

    Castlerock Straight Joint 1X1 Matte

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  • Special Features

    Special Features
    Made in the USA Made in the USA