Interlocking concrete blocks prove their worth across residential and commercial applications, from school amphitheatres to elegant garden stairs

After more than three decades in the market, Terraforce’s innovative 4×4 Step™ blocks continue to demonstrate their exceptional versatility across South Africa’s construction and landscaping sectors. What began as founder Holger Rust’s vision for a multi-purpose construction component has evolved into the go-to choice for creating comfortable, practical stairs and seating arrangements, as well as low retaining walls, at schools, leisure facilities, and residential properties.
From concept to cornerstone
When Holger Rust developed the 4×4 Step™ block over 30 years ago, versatility was at the forefront of his design philosophy. What started as a construction component has evolved into an indispensable solution for creating comfortable seating arrangements and accessible pathways across diverse applications.
Multiple applications, single solution
The true strength of the 4×4 Step™ block lies in its remarkable adaptability:
Stadium-style seating: Perfect for school sports facilities and outdoor amphitheatres
Accessible pathways: Professional-grade steps with comfortable dimensions
Low retaining walls: Attractive terraced landscape solutions
Residential applications: Garden stairs and seating areas
Stack them strategically, and you have comfortable stadium-style seating perfect for school sports facilities or outdoor amphitheatres. Configure them as steps, and you create accessible pathways with a professional finish. Use them for low retaining walls, and they provide an attractive solution for terraced landscapes.
Proven performance across South Africa
After 35 years in the market, the 4×4 Step™ block has proven its worth through countless installations. The combination of efficiency, economy, and versatility continues to make it the go-to choice for contractors and DIY enthusiasts alike.
Recent installations across South Africa showcase the blocks’ versatility and reliability:
Trinityhouse Glenvista, Johannesburg, Gauteng
This private school features five 4×4 Step™ block seatings at various sports fields on school grounds, as well as around their swimming pool. Of special interest are the rounded corners of the seatings achieved with careful and neat cutting of the blocks.
Blocks supplied by: Terraforce licensed manufacturer Remacon Products
Contact person: Silvio Ferraris
Tel: +27 11 3935504
Cell: +27 82 781 1596
Email: [email protected]
Web: www.remacon.co.za
Curro Mossel Bay, Western Cape
This seating was initiated to replace a bare embankment facing a sports field. The Terraforce 4×4 Step™ block was considered a “trusted product to build seating with” by Bauen Contracts, demonstrating the product’s reputation in the construction industry.
Blocks supplied by: Terraforce licensed manufacturer Mobicast
Contact person: Cyril Kiewitz
Tel: 086 111 2346
Email: [email protected]
Web: www.mobicast.co.za
Curro Thatchfield, Johannesburg, Gauteng
This installation showcases two distinct applications: the first features creative corner designs in the seating and step combination in front of the main school buildings, while the second is a brand-new seating arena next to the school sports field, installed by Impact Civils.
Blocks supplied by: Terraforce licensed manufacturer Remacon Products
Contact person: Silvio Ferraris
Tel: +27 11 3935504
Cell: +27 82 781 1596
Email: [email protected]
Web: www.remacon.co.za
Comprehensive support and resources
Terraforce supports successful installations through detailed guides that cover everything from seating arrangements to free-standing stairs, ensuring project success regardless of the experience level.
The company offers extensive support through:
Design manuals and technical downloads
Professional design service (Terrasafe)
Free design software (Maxiwall Pro)
Licensed manufacturer network
Recommended contractor directory
Getting started with your project
For those ready to explore the possibilities of 4×4 Step™ blocks, Terraforce provides comprehensive installation guides and professional support. Whether you’re planning stadium seating, garden steps, or low retaining walls, the company’s network of licensed manufacturers and recommended contractors ensures quality results.
About Terraforce: Terraforce specialises in interlocking concrete blocks for landscaping and erosion control, serving both residential and commercial applications across Southern Africa through a network of licensed manufacturers.
Product information: Visit the Terraforce 4×4 Step Block product page or explore options on Specifile
Contact: [email protected] | www.terraforce.com
For project-specific guidance and technical support, contact your nearest Terraforce licensed manufacturer or visit the company’s comprehensive resource centre.






















