A Complete Guide to Block and Beam Systems
Block and beam flooring is a versatile construction method that provides durable and robust support for a wide range of projects, from small garden buildings to large commercial developments. It’s especially popular for its speed of installation, load-bearing capacity and suitability for uneven or hard-to-reach ground.
If you’re considering this solution, here’s everything you need to know, including answers to common questions about block and beam systems.
What is Block and Beam Flooring?
Block and beam flooring is a pre-cast concrete system that uses reinforced concrete beams laid in parallel with infill blocks to form a solid and stable floor. This modular approach eliminates the need for on-site wet concrete pouring, saving time and hassle.
Key Benefits of Block and Beam Floors:
- Quick Installation: Perfect for DIY enthusiasts and professionals alike.
- Durability: High-strength concrete reinforced beams and blocks ensure a long-lasting solution.
- Versatility: Suitable for residential, commercial and industrial projects.
- Minimal Ground Preparation: Ideal for uneven terrain or restricted-access sites.
How Much Weight Can a Block and Beam Floor Take?
The load-bearing capacity of a block and beam floor depends on the type of beams and blocks used. Our reinforced single concrete beams with high-tensile steel rods can handle significant weights, making them ideal for hot tubs, garden rooms, and modular buildings. Always consult structural specifications for your project or get in touch with us to ensure safety and compliance.
Find out more on how much weight can our decking blocks support.
What Blocks Are Used for Block and Beam Floors?
Dense concrete blocks are most commonly used for their strength and durability. Check product specifications to ensure compatibility with your beams.
How Many Blocks Do You Need for a Block and Beam Floor?
The number of blocks required depends on the floor area and beam spacing. For accurate calculations, divide the total area by the block size and consider the beam spacing. Use our Decking Block Calculator to estimate quantities easily:
How to Install a Block and Beam Floor
- Prepare the Ground: Ensure a level base or supporting walls.
- Lay the Beams: Position reinforced concrete beams at the correct spacing.
- Install Infill Blocks: Place blocks securely between the beams.
- Secure the Floor: Apply a screed or insulation layer over the top, if necessary, for added stability and thermal performance.
Our Beam & Block System eliminates the need for wet concrete, reducing mess and speeding up installation. Find out how to space your decking support.
What Goes on Top of a Block and Beam Floor?
Once installed, a block and beam floor can be finished with various materials:
- Screed or Concrete Slab: For a durable, smooth surface.
- Insulation Boards: For energy efficiency.
- Timber or Laminate Flooring: Ideal for indoor spaces like garden offices.
Why Choose The Decking Block Company?
At The Decking Block Company, we provide a comprehensive range of products to create stable, durable foundations for your projects. Here’s what sets our solutions apart:
Reinforced Concrete Beams:
- Beam Dimensions: 900mm x 120mm x 50mm.
- Weight: 13kg each, making them lightweight and easy to handle during installation.
- High-Tensile Steel Reinforcement: Each beam is reinforced with two high-tensile steel rods, delivering exceptional strength and durability.
Our Two Block Solutions:
- Standard Decking Blocks:
- Compact and Versatile: Ideal for small garden decking, pergolas, and temporary flooring.
- Engineered for Stability: Includes drainage channels to protect timber joists and reduce water contact.
- Lightweight and Portable: Each block weighs 10.5kg, perfect for DIY use.
- Heavy-Duty Decking Blocks:
- Built for Larger Projects: Designed to support heavier structures like hot tubs, garden rooms, and summer houses.
- Superior Strength: Cast with high-strength concrete and weighing 18.5kg each for added stability.
- Adaptable Design: Includes a 4-way recess for standard timber supports and a central recess for riser posts.
Whether you’re working on a lightweight deck or a heavy-duty garden building, our beams and blocks provide the stability and performance you need for long-lasting results.
Ready to Get Started?
Browse our range of block and beam products, including standard decking blocks, heavy-duty decking blocks, and reinforced concrete beams, all designed to help you create strong, stable foundations. With our competitive pricing and helpful tools like the Decking Block Calculator, you’ll have everything you need for success.
Visit our online store today to explore our full range and find the perfect solution for your project!