
Why The Perfect Block ICCF Wall System is the Smarter Alternative to Traditional White ICFs
At Eco Building Systems, we manufacture The Perfect Block, a next-generation Insulated Composite Concrete Form (ICCF) wall system that is transforming construction across the United States and internationally. Designed for durability, sustainability, and disaster resilience, The Perfect Block has emerged as a superior alternative to traditional white ICF systems commonly used in modern building – offering performance far beyond what is expected from conventional EPS foam blocks.
The Perfect Block ICCF system is recognized by the International Code Council (ICC) solidifying its place as a code-compliant, globally trusted solution for high-performance wall construction.
What Sets ICCF Apart from Traditional ICFs?
Most builders are familiar with white ICF systems – typically made from virgin expanded polystyrene (EPS) – used to form insulated concrete walls. These systems, while energy efficient, are limited in their structural capabilities and environmental impact.
The Perfect Block, on the other hand, redefines what’s possible.
1. Made from Recycled Materials, Built for the Future
Every ICCF block from Eco Building Systems is composed of:
- 100% recycled EPS
- Portland cement
- Proprietary mineral and bonding additives
Instead of contributing to plastic waste, our process diverts thousands of cubic yards of EPS foam from landfills each year, giving it new life in a structurally robust and eco-conscious building material.
· Supports LEED and green building goals
· Ideal for Net Zero, Passive House, and resilient design
· Listed with the ICC for code-compliant use
2. Fire Resistance That Outperforms Foam
Unlike traditional white EPS blocks that can melt or release toxic gases under moderate heat, The Perfect Block is non-combustible.
- Fire rated with an ASTM E119 4-hour fire rating
- Safe for use in Wildland-Urban Interface (WUI) zones
- Ideal for fire-prone regions around the globe
Peace of mind is built in – for homeowners, commercial developers, and emergency shelter applications.
3. Strength You Can Build On
Thanks to the cementitious nature of ICCF, The Perfect Block offers:
- High compressive strength
- Load-bearing capabilities
- Superior structural integrity for both above – and below-grade construction
- High density and superior structural strength – eliminates the need for costly bracing and scaffolding during construction
Compared to lightweight white ICFs, ICCF systems offer greater density, thermal mass, and impact resistance – making them suitable for seismic zones, hurricane and tornado regions, and multi-story applications.
4. Resistant to Mold, Moisture & Pests
ICCF blocks are inorganic – meaning:
- No rot
- No mold
- No termite infestations
- No degradation from moisture
This makes The Perfect Block ideal for humid climates, coastal regions, and flood-prone areas where traditional materials fail.
5. Thermal Mass + Continuous Insulation = True Energy Efficiency
The Perfect Block system provides:
- Continuous insulation (R-values from foam content), no thermal bridges
- Thermal mass, which regulates indoor temperatures naturally
- Lower energy consumption for heating and cooling
6. Used Nationwide and Around the World
Though proudly manufactured in Peoria, Arizona, The Perfect Block is being used in projects:
- Across the U.S. – from California to Florida to New York
- In Caribbean nations rebuilding after hurricanes
- In Middle Eastern countries looking for energy-efficient mass housing
- And in Latin America, where disaster resilience is essential
Wherever durability, sustainability, and safety are needed, ICCF systems like The Perfect Block deliver.
7. Backed by the International Code Council (ICC)
Our inclusion in the ICC – International Code Council means:
- Code-compliant nationwide
- Easier approval for building officials, engineers, and architects
- Confidence for contractors using ICCF in both residential and commercial applications
This recognition confirms what our partners already know: The Perfect Block is built to the highest standards.