Standard Block

Concrete masonry units (CMU) are used in virtually every type of building construction.  Standard block are common in the load bearing walls of buildings.  While the most common sized block is 8 in. x 8 in. x 16 in., they are available in a variety of sizes and are categorized by block width. Blocks are produced with actual dimensions 3/8 in. smaller to allow for a mortar joint.  A variety of finished wall appearances can be achieved by varying the size, color, or bond pattern. See below for a list of common terms and abbreviations. 

Plant Locations and Contact Information

Standard Block Products

Heavy Weight
Heavy Weight blocks are available in limited stock. At 125 lbs. per cubic feet or more, a standard 8x8x16 Heavy Weight block weighs approximately 35 lbs.

Medium Weight
Medium Weight blocks are available on a special order basis. At 105-125 lbs. per cubic feet, a standard 8x8x16 Medium Weight block weighs approximately 32 lbs.

Light Weight
Light Weight block are stocked and readily available. At 105 lbs. per cubic feet or less, a standard 8x8x16 Light Weight block weighs approximately 28 lbs.

Block product dimensions are provided in inches as Width by Height by Length, or W x H x L

4 Inch Wide
Block

6 Inch Wide
Block

8 Inch Wide
Block

10 Inch Wide
Block

12 Inch Wide
Block

4x8x16

6x8x16

8x8x16

10x8x16

12x8x16

4x8x16 

6x8x16

8x8x16

10x8x16 

12x8x16 

Fence Block

Sound Block

Solids and Sills

 

4x8x16 Decorative Screen

4x8x16 Type RSC Soundblock

4x8x16 Solid

4x8x16 SF Slope Sill

4x8x16 Decorative Screen

4x8x16 Type RSC Soundblock

4x8x16 Solid

4x8x16 SF Slope Sill

Terms and Abbreviations 

Sash
With Sash
Block has a vertical groove on the end for a control joint

Sash

 

SBBB
Solid Bottom Bond Beam
Block has a solid, flat bottom

SBBB

SBN
Single Bull Nose

One corner on the
face side of the
block is rounded

 SBN  


Conduit
Groove to allow for conduit piping

 Conduit

DBN
Double Bull Nose

Two corners on one end of the block are rounded

 DBN  


H Block
Ends are open to allow for fixtures and piping

 H Block

Quad BN
Quad Bull Nose
All four corners of the block are rounded

 Quad BN  


Pistol
Corner block with 8 in.

 Pistol

KO
Knockout
Knockout walls are provided to allow for conduit fixtures

 KO