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For product information regarding concrete block products please visit these links:
 
 

Atlas Block produces a complete line of concrete block.

Metric Coursing Chart Standard Block Height: 7 1/2" (190 mm)
No. of
Blocks
    Vertical Dimensions
1
    7 7/8" (200 mm)
2
    1' 3 3/4" (400 mm)
3
    1' 11 5/8" (600 mm)
4
    2' 7 1/2" (800 mm)
5
    3' 3 3/8" (1000 mm)
6
    3' 11 1/4" (1200 mm)
7
    4' 7 1/8" (1400 mm)
8
    5' 3" (1600 mm)
9
    5' 10 7/8" (1800 mm)
10
    6' 6 3/4" (2000 mm)
20
    13' 1 1/2" (4000 mm)
30
    19' 8 1/4" (6000 mm)


All Atlas Block products are produced in accordance with CAN-CSA A165.1 - M85 - 15MPA Net area standard strength

Notes:
  • Requirements from 9.15 Ontario Building Code
  • Below grade depth measured from top of floor slab
  • Footing must be below frost line
  • Ontario Building Code 9.15.4 gives lateral support requirements

    		•
    Standard Block Chart:

      Standard:
      4" (10 cm), 6" (15 cm), 8" (20 cm), 10" (25 cm)
       and 12" (30 cm)
    Standard
      Cap (Semi Solid):
      8" (20 cm), 10" (25 cm) and 12" (30 cm)
    Cap (Semi Solid)
      75% Solid Standard:
      4" (10 cm), 6" (15 cm), 8" (20 cm), 10" (25 cm) and   12" (30 cm)
    75% Solid Standard
      Solid Standard:
      2" (5 cm), 4" (10 cm), 6" (15 cm), 8" (20 cm),
      10" (25 cm) and 12" (30 cm)
    Solid Standard
      Pier:
      8" (20 cm), 10" (25 cm) and 12" (30 cm)
    Pier
      Pier Sash Half:
      8" (20 cm), 10" (25 cm) and 12" (30 cm)
    Pier Sash Half
      Return Corner:
      4" (10 cm), 6" (15 cm), 10" (25 cm) and 12" (30 cm)
    Return Corner
      Ashlar:
      4" (10 cm), 6" (15 cm), 8" (20 cm), 10" (25 cm)
       and 12" (30 cm)
    Ashlar
      Single Bullnose:
      4" (10 cm), 6" (15 cm), 8" (20 cm), 10" (25 cm)
      and 12" (30 cm)
    Single Bullnose
      Double Bullnose End:
      4" (10 cm), 6" (15 cm), 8" (20 cm), 10" (25 cm)
      and 12" (30 cm)
    Double Bullnose
      Bullnose Face:
      4" (10 cm) and 8" (20 cm)
    Bullnose Face
      Bullnose Return Corner:
      4" (10 cm), 6" (15 cm) and 8" (20 cm)
    Bullnose Return Corner
      Bond Beam:
      6" (15 cm), 8" (20 cm), 10" (25 cm) and 12" (30 cm)
    Bond Beam
      Modified Bond Beam:
      8" (20 cm)
    Modified Bond Beam
      Modified Bond Beam Corner:
      8" ( 20 cm)
    Modified Bond Beam Corner
      Universal Knock-out:
      6" (15 cm), 8" (20 cm), 10" (25 cm) and 12" (30 cm)
    Universal Knock-out
     45° Splay Corner:
      6" (15 cm) and 8" (20 cm)    		 45% Splay Corner
     Smooth Ledge:
      4" (10 cm), 6" (15 cm), 8" (20 cm), 10" (25 cm)
      and 12" (30 cm)     		Smooth Ledge
      Vertical Score:
      4" (10 cm), 6" (15 cm), 8" (20 cm), 10" (25 cm)
      and 12" (30 cm)
    Vertical Score
      Pilaster Flush Wall:
      8" (20 cm), 10" (25 cm) and 12" (30 cm)
    Pilaster Flush Wall
      Pilaster Centre Wall:
      8" (20 cm), 10" (25 cm) and 12" (30 cm)
    Pilaster Centre Wall
      Pilaster Pier:
      8" (20 cm), 10" (25 cm) and 12" (30 cm)
    Pilaster Pier
      Concrete Back up Brick:
      7 5/8" (19 cm) x 2 1/4" (5.7 cm)
    Back up Brick