The Rib & Block Slab System comprises of Lattice Lintel Ribs, Hollow Core Blocks, Reinforced Steel and Mesh.
This flexible system is a more cost-effective way to build. Due to its shorter installation time it is also a faster building solution, which in turn allows for earlier completion and occupation.
This Modern Building Technique is South Africa’s most commonly used building slab.
Add in the extra benefits of being very versatile and offering thermal- and sound insulation it is no wonder that many builders, architects and home owners prefer the Rib & Block Slab system.
The PROSLAB’S Unique Design is the ideal combination between Lattice Lintels & Cast-in-situ Concrete and it's suitable for use in Domestic Homes; Townhouses; Cluster Developments; as well as Commercial & Industrial Developments. The Rib & Block Slab System can be plastered and the maximum span ranges up to 13 meters.
This lattice beam rib & block slab system is the best product on the market at present. It has a unique design and is perfect for self-installation, ensures stability and eliminates chances for the slab to seperate from concrete topping.
It also offers versatility for openings; irregular shapes and down lighters. Furthermore, precast concrete hollow block slabs exhibit excellent structural integrity, improved sound and heat insulation, and allows for a high quality plastered soffit finish.
All reinforcing steel & mesh (rebar) requirements for your slab are supplied as per engineer’s design bending schedule.
Strength of Our Lintels = 40MPa with 2 x Y12 Reinforced Bar and 1 x Y8 Steel Bar Connected by 5,6mm Reinforced Steel
*Ask about our DIY-Option where we Supply and Deliver to the site. Price includes lattice lintels, concrete blocks, mesh and cross rib reinforcement.

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QUICK: Speedy Erection & Completion Time
COST-EFFECTIVE: Most Economical Floor Slab Available
LESS MATERIAL: No Need for Conventional complicated In-Situ Decking Systems; Reduces the Amount of Ready-mix Concrete
EASY TO INSTALL: Minimal Skilled Labour Due to Simplicity and Ease of Handling; Level Soffit (Lintels and Blocks fit perfectly, reducing plastering headaches)
INSULATION: Offers Thermal & Sound Insulation
DESIGN: Flexibility and versatility of design approach
SUPPORT: Requires minimal support
EXTRA: Light fittings, electrical and plumbing are easily inserted by omitting hollow blocks; Eliminates Soffit shuttering (In-Situ Slabs)
BEST SOLUTION: Best Solution for Complicated Shapes Accommodating Skylight Openings & Cantilevers etc.
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