Overview. from the specified dimension. Measures 4 in. Cromwell Concrete Products, Inc. Description Half-length double bullnose CMU blocks are concrete masonry units that are half the length of a standard CMU block and have rounded, or bullnose, ends on 36. Modern, with clean lines and sleek, low-profile design. Single scored CMU blocks are is a concrete masonry unit that feature a single, continuous score running down the center of the unit. May 16, 2023 · A chamfered sill CMU block is a concrete masonry unit that has been cut at an angle on the front edge. Additional block sizes and styles are available upon request. 60. H-Block CMU blocks come in a variety of sizes with nominal depths of 6”, 8”, 10”, 12”, nominal height of 8”, and nominal width Typically, cinder block or concrete masonry units or CMU have nominal face dimensions of 8 in. Request a Quote. Please contact your local Cemex representative for information on product availability in your area or contact Customer Care at: 1-800-992-3639. 2000 psi. Save. Nominal size: 16 in. • Available in 5-scored CMU is a concrete masonry unit that has five scores running down the center of the unit, creating six equal-sized columns. Concrete Block meets ASTM C 90 specifications. 0 Expanded Shale, Clay** or Slate 2. 4-inch CMU . 44-4. Brick & Block Dimensions Whether you’re a mason, landscaper, engineer or a homeowner, rely on the charts below to help you quickly and conveniently reference technical Single bullnose CMU blocks are concrete masonry units that have a rounded edge on one end. EN 1996 Design of Masonry Structures – Part 1-2: General Rules – Structural Fire Design, defines the methods and calculations to determine the fire resistance of concrete block walls. 2 Minimum Equivalent Thickness (Inches) of Loadbearing or Nonloadbearing Concrete Masonry Walls* Fire Resistance Rating (hours) Type of Aggregate 1. These blocks are often used for building walls of masonry units or the construction of masonry. Join. Regular Double Bullnose CMU blocks come in a variety of sizes with nominal depths of 4”, 6”, 8 May 17, 2023 · The actual dimensions of Half Length Double Bullnose CMU blocks include depths of 3. These standard blocks are known as "8x8x16" blocks and are the foundation for many construction projects. Item #10335 | Model #4023. Lightweight Concrete Block units are used for interior use, particularly because of its higher fire rating and sound absorbing properties. Regular Half Height CMU blocks come in a variety of sizes with nominal depths of 4”, 6”, 8”, 10”, 12”, nominal For additional technical information, visit the Tech Bulletins offered by the National Concrete Masonry Association (NCMA), or contact our sales staff for assistance. 667 Main Street Cromwell CT 06416 Tel: 1-860-635-5146 Fax: 1-860-635-7469 Email: [email protected] Our Story Cromwell Concrete Products has been supplying Contractors, Towns and the State of Connecticut for over 85 years with quality concrete block and precast concrete products. 5 cm), height of 7. 625” (14. Get Pricing & Availability. 5 brick per sq ft. solutions summary. Reference No. Number of concrete blocks needed = (wall width × wall height) / (block width × block height) Dec 7, 2023 · A standard concrete block in Britain is measured at: 440 Millimetres lengthways. Solid CMU blocks are available in a variety of sizes and colors. 4 days ago · This 4" wide x 8" high x 16" long Solid Concrete Masonry Unit (CMU) is used in load-bearing and non-load-bearing walls and structures to provide an insulated, long-lasting structure resistant to fire, moisture, and pest. Contact your Best Block representative for special requests and additional options. Full-size blocks are rectangular and have two cores. Nominal dimensions are the module sizes used for bond pattern design and the modular door and window apertures layout. 60 VI Underpallet Price (18pcs Grade 1 6x8x16 concrete blocks): $151. Available in medium, normal, and light-weight varieties. 25 lb. 6 of annex A, Roadstone Blocks have a Class A1 Fire rating Concrete Block. For standard concrete block masonry units, CSA A165. Bags Required =. The 16 in. This system is employed to achieve a smoother finish and additional insulation in CMU walls. Feb 16, 2024 · To grasp the functionality of the CMU Fill Calculator, let's explore its formula: Fill volume = core volume per concrete block × number of concrete blocks needed. 5 blocks per m. Our concrete blocks and decorative blocks are sustainable—made from 100% high-quality recycled Ozinga concrete that maintains a 3,000 – 4,000 PSI rating, ensuring For use in construction of foundations or above-grade masonry walls, this 16 in. Dimension Statement. · Euro code 6 – I. Reversing any two dimensions will describe a completely different unit. for pricing and availability. 5-scored CMU blocks are a versatile and easy-to-use. Half Length Solid CMU blocks come in a variety of sizes with nominal depths of 2”, 4”, 6”, 8”, nominal Product Weight (lb. Half-height CMU blocks are available in a variety of colors and finishes. Texture and color is uniform from block to block and all are dimensionally true. They are typically used in load-bearing applications, such as foundation walls and load-bearing walls. This score is a visual break in the unit, and it can be used to create a variety of architectural features. 5 lb. concrete masonry with integral water repellent All colored Mutual Materials manufactured concrete masonry units now come with RainBloc ® , an integral water repellent. A firewall CMU block is a concrete masonry unit that is used to create fire walls. Dimensions must be stated in proper order - width, height, and length (WHL). A list of the standard size of CMUs can be helpful if you have any questions about the project or the mortar joint. 4 centimeters) in width, 6 inches (15. Regular Single Scored CMU blocks come in a variety of sizes with nominal depths of 4”, 6”, 8”, 10”, 12”, nominal height of 8”, and nominal A triple scored CMU block is a concrete masonry unit that has been scored, or indented, vertically three times on one face. 1290 in stock Aisle 61, Bay 010. 6 3. 4-in W x 8-in H x 16-in L Concrete Block Concrete Block. 0 finish and appearance. Firewalls are walls that are designed to prevent the spread of fire from one area to another. Because an . Made from high-density concrete to ensure durability. x 4 in Concrete Block 33 lb. 0 3. Standard Masonry Sizes: 8” SHAPES AND SIZES COUNTY MATERIALS CORPORATION COUNTY MATERIALS CORPORATION 63 CMU Product Guide 8 in. width x 8 in. For structural walls, 8" x 8" x 16" or 12" x 8" x 16" blocks are generally used, depending on the load requirements. 8 inch 12 inch. Figure 4 shows the main options. Competively priced and produced locally. aircrete blocks’). variations in dimensions for concrete block masonry units used . The actual dimensions of Regular Corner CMU blocks include depths of 5. 64 centimeters) in length. Both ends of the block are open. 0 2. 5. Ideal for foundations or above-grade masonry walls. The nominal 12x4x16 block dimensions are actually the standard CMU dimensions of 11 5/8″ x 3 5/8″ x 15 5/8″. For building above-grade masonry walls or foundations. Bond Beam CMU blocks come in a variety of sizes with nominal depths of 6”, 8”, 10”, 12 4” concrete block used for interior and exterior walls. Blocks have a face dimension (nominal) of 400mm long x 200mm high. 2. Special sizes like half blocks and bond beam Specifications. They are typically used to create decorative features on buildings, such as pilasters, columns, and cornices. *Nominal Size: 4” x 8” x 16” (see description for further information) Actual Size: (90mm x 190mm x 390mm) Quantity per pallet: 162 Unit Price: $6. ) 28 lb. 0 astm standards. Titan Block is 1 of the nation's largest producers of concrete block. Delivery is available on our boom trucks or semi with rough terrain forklifts. Regular Firewall CMU blocks come in a variety of sizes with nominal depths of 6”, 8”, nominal height of 8”, and nominal width of Dimensions: Concrete masonry units (CMU) have been standardized to a nominal 8″ high and 16″ long module. Regular Triple Scored CMU blocks come in a variety of sizes with nominal depths of 4”, 6”, 8”, 10”, 12”, nominal height of 8”, and nominal Nov 20, 2023 · This measurement describes the concrete block’s actual physical size and the mortar joint width or the thickness of the binding material between blocks. 625” (19. Concrete Block can be used in construction of foundations or above-grade masonry walls. These are the most common nominal CMU dimensions: 8 x 8 x 16 inches - Most popular and versatile size. Actual dimensions of the unit are determined by the producer Typically, Full concrete block or CMU have nominal face dimensions of 20 cm in height by 40 cm in length, available in nominal thicknesses of 10 cm, 15 cm, 20 cm, 25 cm and 30 cm. ) 084206 Lightweight (2 Hr. These medium weight solid blocks are dimensionally true and uniform in color, texture and shape. This gives the block a chamfered or beveled appearance, which can be used to create a more aesthetically pleasing finish on a concrete masonry wall. This relationship is clearly shown on the following: We would like to show you a description here but the site won’t allow us. 6 4. is manufactured to ASTM C 90 specifications and used in foundations and above-grade masonry walls. Use Current Location. 7 cm). 2-29. · Table N. 006424 m³. Description A chimney CMU block with a square core is a concrete masonry unit that has a hollow core in the shape of a square. 625” (39. 52 lb. height. 16x8x16. Metric CMU sizes like 200 x 200 x 400 mm are also available. 2. 5. Standard concrete units are primarily used for exterior loadbearing and foundation walls. Regular Solid CMU blocks come in a variety of sizes with nominal depths of 2”, 4”, 6”, 8”, 12”, 16”, nominal heights of Standard Block (8 x 8 x 16) 1. Their standard size allows you to combine them with other 4" wide construction blocks to form a sturdy wall. 5-5/8 x 7-5/8 x 15-5/8. For use in construction of foundations or above-grade masonry walls. (in) Actual Size. Concrete Half-High Block. 1-04 . 5% to the total for waste) Text Verification. $ 1 73. Solid /4 Standard CMU Block Sizes. But most common, nominal size of concrete block used is 4″, 6″, 8″, 10″ and 12″ CMU full/ half block. Common grades include: Grade 1: These blocks have a high compressive strength suitable for heavy-duty applications such as load-bearing walls in multi-story buildings or other structural elements. 125 block per sq. (406 mm), available in nominal thicknesses of 4, 6, 8, 10, 12, 14, and 16 in. 12 x 8 x 16 inches - Used for higher load capacity walls. C 129: Specification for Nonloadbearing Concrete Masonry Units C 139: Specification for Concrete Masonry Units for Construction of Catch Basins and Manholes C 140: Test Methods for Sampling and Testing Concrete Masonry Units and Related Units C 331: Lightweight Aggregates for Concrete Masonry Units C 426: Test Method for Linear Drying Shrinkage of Note: Not all products are available at all locations. These units are stock items in both light and normal weight densities, and are available in hundreds of sizes, special shapes as well as a variety of 2, 3 and 4 Hour UL® Fire-ratings. ) 7 5/8 7 5 / 85/8 8 in. 6-in W x 8-in H x 16-in L Standard Cored Concrete Block. concrete block is most commonly used in the construction of concrete walls for structures of standard size. 3 Good masonry practice is required in the laying of this product. Designed to efficiently support foundations after leveling. Nominal dimensions are those used in stating the unit size. Our concrete block calculators provide guidance to determine building materials required for construction projects. ) 24 lb. requires the minimum faceshell and web thicknesses shown in Table 3. 4 5. 3. Types of Hollow Concrete Blocks. Oct 26, 2023 · 3D. Half size blocks are cubical and have one core. • Sold individually. The scores are used for visual effect, to break up the monotony of a solid wall and create a more interesting appearance. 0 density-related properties of concrete masonry assemblies. Aggregate concrete blocks can be specified with slightly smaller face sizes, helping to reduce weight and aid handling, which can be useful when working with dense blocks. wall area Modular Brick 7. Product Weight (lb. This heavy weight solid block is uniformly square and free of large chips. Made from high-quality natural ingredients to ensure durability. x 16 in. split rib cmu size chart page 4 of 6 vation Split Rib CMU — 6 Rib Corner Configurations 155⁄8˝ 1˝ 13⁄4˝ 2˝ 5⁄8˝ 1˝ 4x8x16 Solid 10x8x16 Stretcher 6x8x16 Stretcher Oversized 8x8x16 Stretcher Oversized 12x8x16 Stretcher Corner Unit 4x8x16 Stretcher Unit 4x8x16 Stretcher Unit 8x8x16 Corner Unit 8x8x16 4” L Corner 8x8x12 Return Corner May 16, 2023 · The actual dimensions of the Circle Chimney Block CMU block include depth of 15. Concrete masonry units (CMUs), also known as concrete blocks, are rectangular blocks made of concrete. /Half Block Single Bullnose* 084006 Concrete (2 Hr. 080028 Concrete Corbel Block Two Qtr. 4. 625” (9. Concrete Block. Concrete Block meets ASTM C 90 specifications, these medium weight solid blocks are dimensionally true and uniform in color, texture and shape. ) 080254 Lightweight (4 Hr. 0 4. Half Length Half-Height CMU blocks come in a variety of sizes with nominal depths of 4”, 6”, 8 Metal Furring and Drywall CMU concrete walls combine Concrete Masonry Units (CMU) with a layer of drywall attached via metal furring channels. They are typically made of non-combustible materials, such as concrete or masonry. in Canada are contained in CSA A165. Measures 8 in. Actual Size 3 5/8 x 7 5/8 x 15 5/8 Nominal Size 4 x 8 x 16. Our standard CMU is available in different mix designs to conform to the ASTM Specifications for Concrete Masonry Units. For instance, a 6″ CMU is nominally 6″ or 150mm deep while a 10″ CMU is nominally 10″ or 250mm deep. Wall (sq ft) Block Size. • 4" wide x 8" high x 16" long hollow block. The most common shape for splitface concrete blocks is the rectangular shape, which is available in various dimensions. For non-load bearing walls or partitions, smaller sizes like 4" x 8" x 16" can be used. 20 VI. Produced on state-of-the-art equipment and made with high quality. length x 8 in. 6 centimeters) long, 8″ (20. Concrete blocks are a great choice for a construction project Apr 15, 2014 · 8 in. Sep 28, 2021 · Solid concrete blocks are usually heavier than hollow blocks, but they can be less expensive. They are typically hollow, with webs or fins that provide strength and help to reduce weight. Single bullnose blocks are available in a variety of sizes and can be used in both load-bearing and non-load-bearing applications. May 16, 2023 · The actual dimensions of the Square Chimney Block CMU block include depth of 15. (203 mm) by 16 in. 124 We would like to show you a description here but the site won’t allow us. They are typically used to create a decorative or architectural feature on a concrete masonry wall. May 17, 2023 · Solid Half CMU blocks are half-length concrete masonry units that are made of concrete and have no hollow cores. Ozinga offers concrete blocks for sale and rental. (42) Questions & Answers (11) Hover Image to Zoom. This shape allows the block to be used to create a variety of features in masonry walls, such as arches, columns, and pilasters. 3. 36. CEMEX manufactures standard and specialty concrete blocks, ranging in size from 4 to 16 inches, Contact us for Solid CMU blocks are concrete masonry units that are made of concrete and have no hollow cores. The rough surface of the block provides an attractive and natural-looking finish, eliminating the need to cover the block with veneer material and reducing construction time and 1. Grade 2: Blocks in this grade offer moderate Superlite Block is proud to provide owners, architects, engineers and contractors with high quality masonry units for all your design needs. (add approx. Model # 010410B. It meets ASTM C 90 specifications for use in construction of foundations or above-grade masonry walls. ft. Price includes cost of 162 blocks + cost of underpallet Height 5. x 4 in. We support our customers' ongoing needs for concrete block, with superior quality, technical expertise, and customer service. ASTM Standards allow the actual overall dimensions a permissible variation of + or - 1/8 inch. Standard concrete blocks typically measure 8 inches in width, 8 inches in height, and 16 inches in length. 4x8x16 Regular Block is a standard concrete masonry unit (CMU) that exceeds ASTM C90 standard specifications in all weight classifications. Modular bricks have been standardized to a nominal 2 2/″ high and 8″ long module, therefore 6 bricks correspond to the modular size of CMU. This is standard dimensions of concrete block in cm. They are identified by their depth or by their thickness of the wall they create. This heavyweight block meets ASTM C 90 specifications. com. Designed as per ASTM C-90 specifications for reliable use. Below is a list of the most common block we offer along with block dimensions, approximate weight, and number of units per cube. Height 5. Metal Furring Drywall CMU Walls are constructed with common heights of 8’-16’ (2. L = Length of block, in inches H = Height of block, in inches Source: ISBC Table 721. 1 Concrete Block: Metric, as manufactured by Boehmers to CAN CSA A165. wall area Oversize Brick 5. The following are the standard “nominal” sizes of concrete blocks for retaining walls. 3-5/8 x 7-5/8 x 15-5/8. Half concrete block or CMU have nominal face dimensions of 20 cm in height by 20 cm in length respectively. These blocks are designed with a 90-degree angle to form an L-shape, which provides a clean and finished look. Earn My Points on eligible purchases towards MyLowe's Money. 6 x 8 x 16. Regular 5-Scored CMU blocks come in a variety of sizes with nominal depths of 4”, 6”, 8”, 10 We would like to show you a description here but the site won’t allow us. Description A corner CMU block is a concrete masonry unit that is used to create the corners of a CMU wall. Dec 6, 2022 · It is also available in a half CMU length of 8 inches, with the cinder blocks measuring 3/8 inches shorter to accommodate mortar joints. 12x8x16. 4 Special instruction where ledge block masonry is used: It is important to note that both May 17, 2023 · The actual dimensions of Half Length Corner CMU blocks include depths of 5. 625”-11. 5 blocks/m. Learn More. Figure 2: Standard block dimensions Figure 3: Commonly available block widths for general construction We would like to show you a description here but the site won’t allow us. This 4" wide x 4" high x 16" long Half-High Concrete Masonry Unit (CMU) is half the height of a standard block and is used in load-bearing and non-load-bearing walls. Hover Image to Zoom. 0 unit configuration design implications. The actual dimensions of Stretcher CMU blocks include depths of 5. 3-29. 215 Millimetres in height. (203 mm) high by 16 in. We manufacture and deliver concrete block. S. Please contact a Superlite Representative for the current availability of product at 602-352-3500 or 800-366-7877. That being said, the British standard block size may be helpful for some projects, but can be more cumbersome for undertaking other projects. 1 Standard Concrete Masonry Units Normal Weight Medium Weight Light Weight Dimensions Nominal Dimensions Actual Dimensions 2″ x 8″ x 16″ Solid 1 5/8″ x 7 5/8 Standard CMU. These heavy weight interlocking gray blocks are uniform in texture, size and color while being dimensional and accurate. Fig B1 — Typical Block Dimensions Regular Concrete Block. 1 standards. 0 sizes and shapes of concrete masonry units. The size of the CMU block you choose depends on the requirements of your project. These blocks are commonly used as a starter or second-to-last course within a wall to reach a certain building height. About This Product. It is typically made from concrete and has dimensions of approximately 10 inches (25. width x 16 in. These blocks are commonly used in construction for building walls, partitions, and various structural elements. Actual dimensions of the unit are determined by the producer Sizes. Description A half-length corner CMU block is a concrete masonry unit that is used to create corners in CMU walls. (in) 4 x 8 x 16. RainBloc, a liquid admixture manufactured into our block, resists wind-driven rain while still maintaining vapor transmission, reducing the chance of mold, mildew, and musty May 8, 2024 · Hollow concrete blocks are typically available in various grades based on their compressive strength. Ask about the wide variety of standard and special shapes available to meet all of your construction needs. Description A chimney CMU block with a circle core is a concrete masonry unit that has a hollow core in the shape of a circle. Description A stretcher CMU block is a concrete masonry unit that is used to create the long, running courses of a CMU wall. 4 cm). wall area MORTAR QUANTITIES: UNIT PER 1000 MORTAR/MASONRY CEMENT (BAGS) SAND (TONS) 4” x 6” Regular CMU 20 4 8”, 10” and 12” Regular CMU 25 5 Modular Brick 7 11 / 4 Dec 5, 2021 · Concrete Block Sizes. Omni Block is manufactured on the same machines as standard CMU and are of the exact We would like to show you a description here but the site won’t allow us. 4 cm), and width of 15. Easy & Free Returns. 3 centimeters) tall, and 4″ (10. CEMEX offers a wide selection of architectural concrete blocks in various sizes, shapes and colors for creative designs on multiple surface textures. Standard hollow concrete blocks come in full and half sizes. 0 architectural concrete masonry units. 100 Millimetres in width (With options ranging from 75 to 215 Millimetres). 1-04. height x 8 in. $ 2 25. 1 to table N. Stepper number input field with increment and decrement buttons. Core volume per concrete block = 0. 390mm x 190mm. View More Details. We produce a wide variety of styles and sizes daily – focusing on delivering clean, straight edges for a professional look. Hollow concrete blocks come in a variety of sizes, such as 100 mm x 200 mm x 400 mm, 150 mm x 200 mm x 400 mm, and 200 mm x 200 mm x 400 mm. They are typically used at the top of concrete masonry walls, but they can also be used at other locations, such as around openings or at the base of walls. Most block plant manufacturers do not make 4″ high bond beam block so the Omni Block stretcher units become the perfect top-of-wall solution. 7. Chamfered Sill CMU blocks come in a variety of sizes with nominal depths of 6”, 8”, 10”, 12”, nominal height of 4”, and nominal width . They are known for their durability, fire resistance, and load-bearing capabilities. Aug 22, 2023 · A 4″ CMU (Concrete Masonry Unit) block typically has dimensions of 4 inches in width, 8 inches in length, and 4 inches in height. 24 centimeters) in height, and 16 inches (40. height x 4 in. Half-height CMU blocks are concrete masonry units that are half the height of a standard CMU block. • 4-inch block – 16″ (40. 2 This 4" wide x 8" high x 16" long L-Corner Concrete Masonry Unit (CMU) is used to create a strong and stable corner for load-bearing and non-load-bearing walls and structures. There are 12. Try it out today! This 4" wide x 8" high x 16" long Split Face Solid Concrete Masonry Unit (CMU) is used in non-load-bearing walls and structures to provide an insulated, long-lasting structure resistant to fire, moisture, and pest. (102, 152, 203, 254, 305, 356, and 406 mm). Earn. 401000100. An H-Block CMU is a concrete masonry unit that has a unique shape that resembles the letter "H". This 6 in. The 8 in. allowance is made for 10mm wide mortar joints, the actual face size of the block is . x 8 in. 1900 psi. Double bullnose CMU blocks are concrete masonry units that have rounded edges on both ends. 4 x 8 x 16 inches - For non-load bearing partitions. Out of Stock. 88 m), typical widths Hover Image to Zoom. They can also be used to create openings in walls. Their standard size makes them easy to work Dec 2, 2023 · A “10” cinder block refers to a type of construction material commonly used in building projects. Advertisement. 2 Design configuration shall be (insert product name and colour desired) as manufactured by Boehmers. depth. For example, an 8-inch wide, 16-inch long, 4-inch high unit is termed an 8x4x16. Uniform manufacture is obvious in this 4 in. Used to reach a specific height for concrete walls. Strengthens with age; Durable; Protects against fire & wind. This item is unavailable online and in stores. By utilizing L-corner blocks, a solid and uniform corner can be achieved with a single block, which makes the In general, a hollow-core concrete block is more than 50 percent solid. ) 8 in. CMUs are used in a variety of construction projects, including walls, foundations, and columns. 6-inch CMU . 18 lb. Actual Size 3 5/8 x 7 5/8 x 7 5/8 Nominal Size 4 x 8 x 8. Typically, concrete masonry units have nominal face dimensions of 8 in. 080055 Concrete (4 Hr. Shop undefined 8-in W x 4-in H x 16-in L Concrete Block Cored Concrete Block in the Concrete Blocks department at Lowe's. May 17, 2023 · Half length half height CMU blocks are concrete masonry units that are half the length and half the height of standard CMU blocks. 8 in. Regular Single Bullnose CMU blocks come in a variety of sizes with nominal depths of 4”, 6”, 8 May 17, 2023 · Bond beam CMU blocks are concrete masonry units that are designed to provide additional strength and reinforcement to concrete masonry walls. 6. Masonry Standard Block Dimensions. 0 brick per sq. They are typically used to create rounded corners in walls and structures. • 90 blocks per cube. Standard dimensions of concrete block Nueva Collection. Features compression strength of 1,900 PSI for durability. South Loop Store. 4 cm), and width of 7. 1 metre 1 metre 12. Design calculations are based on specified dimensions. INTRODUCTION. Titan Block's products are found in all types of construction projects from homes to schools, factories to office buildings. The metal furring is attached to the CMU wall. 7 cm), height of 7. Find My Store. This 16 in. Double bullnose blocks are available in a variety of sizes and can be used in both load-bearing and non-load-bearing applications. Adheres to ASTM C 90 specifications, ensuring 1,900 PSI strength. Available with RainBloc®. 1. references. The most common nominal size for a cinder block is 16 inches long by 8 inches wide by 8 inches high or (203mm Item # 149060 |. Concrete block. (406 mm) long, although other nominal face dimensions are available that accommodate an 8 in. (203 mm) module. Nominal Size. Dimensions for CMU expressed as: Width x Height x Length 4 x 8 x 16 6 x 8 x 16 8 x 8 x 16 or 7-5/8 x 7-5/8 x 15-5/8 10 x 8 x 16 The 4" tall CMU can have a look and feel similar to clay brick, yet is installed just like regular CMU. B3. Actual dimensions are the measured dimensions of the unit. Block shapes are determined by a combination of the mold, and additional internal mold parts, all of which affects the width, height and length, as well as the size and position of any cavities in the block. jlwmhayphcdflieqnvuh