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Project Context:
Kigali Finance Centre
The Kigali Finance Centre in Rwanda is an ambitious mixed-use development incorporating three below-grade basements, a ground-floor slab, and various facilities, including a luxury hotel. The developers required a solution to ensure the durability and waterproofing of their concrete structures, while adhering to tight timelines and budgetary constraints.
To address these challenges, Penetron provided a tailored solution, combining innovative crystalline technology and collaborative support to meet the high-performance needs of this prestigious project.
The Challenge:
Tackling the Challenges of Below-Grade Construction

Below-grade construction projects face unique challenges:
- Waterproofing Complexities: Traditional methods require multiple protective layers, increasing construction time and costs.
- Chemical Exposure: Pools and pump rooms need durable concrete resistant to chlorinated water and chemicals.
- Cost and Time Efficiency: Minimising delays and material costs without compromising quality is critical for large-scale developments.
The developers needed a proven solution that would deliver enhanced durability, efficient construction processes, and long-term performance.
The Solution
Penetron Admix
Penetron Admix was chosen as the ideal solution for the Kigali Finance Centre, offering key benefits such as:
- Self-Healing Waterproofing:
- Advanced crystalline technology seals microcracks up to 0.5mm, ensuring reliable water resistance.
- Enhanced Abrasion Resistance:
- Laboratory tests demonstrated a 30% improvement, crucial for high-traffic areas.
- Chemical Durability:
- Suitable for environments with pH levels ranging from 3 to 11, ideal for water-retaining structures like pools.
- Reduced Long-Term Shrinkage:
- Penetron reduces long term drying shrinkage, reducing the risk of long term cracking
The Implementation
Seamless Integration with Tailored Support
Penetron’s on-site team collaborated closely with engineers and contractors to ensure the smooth implementation of Penetron Admix.
- Efficient Process: Frequent site visits and guidance optimised material usage and maintained workflow efficiency.
- Strategic Application: Penetron Admix was integrated directly into the concrete mix, eliminating the need for additional protective layers.
Collaboration in Action: Minor implementation challenges were swiftly addressed without impacting the construction schedule.
The Results
Time, Cost, and Quality Gains
The use of Penetron Admix provided measurable benefits for Kigali Finance Centre project:
- Accelerated Construction Timeline: Reduced scaffolding needs and immediate backfilling saved valuable time.
- Significant Cost Savings: Streamlined waterproofing processes minimised material and labour expenses.
Enhanced Long-Term Durability: Chemical-resistant and self-healing concrete ensured reduced maintenance and longevity in critical areas like pools and pump rooms.

Conclusion
Redefining Durability for Kigali Finance Centre
The Kigali Finance Centre exemplifies Penetron’s ability to provide innovative, cost-effective solutions for complex construction challenges. By integrating advanced technology with tailored on-site support, Penetron delivered a solution that not only met, but exceeded expectations for durability and performance.
Looking to elevate your next construction project?
Discover how Penetron’s proven solutions can enhance the durability, waterproofing, and efficiency of your concrete structures. Explore our Total Concrete approach.