Greenwood Building Materials
Stacked ICCF insulated concrete form blocks at a Greenwood Building Materials site

Quality · Tariff Free · Sustainable

Our Products

High-performance green building materials made from recycled content — engineered to meet or exceed International Building Code.

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95%

Recycled or upcycled content

IBC

Meets or exceeds International Building Code

3

ICCF block sizes available

2023

Est. — 2 years R&D

Catalog

Our Products

Eco-friendly, recycled building materials for sustainable construction.

ICCF 10-inch insulated composite concrete form blocks for sustainable constructionBest Seller

GBM® Product

ICCF 10' Insulated Composite Concrete Form Block

Our 10' ICCF blocks are a highly sustainable alternative to traditional construction methods. They offer exceptional insulation, fire resistance, sound attenuation, and structural strength. Our blocks incorporate a significant percentage of recycled materials, such as expanded polystyrene (Styrofoam™), reducing waste and enhancing thermal performance — leading to lower energy consumption for heating and cooling.

  • Exceptional insulation
  • Fire resistance
  • Sound attenuation
  • Structural strength
  • Recycled content
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ICCF 8-inch insulated composite concrete form blocks for sustainable construction

GBM® Product

ICCF 8' Insulated Composite Concrete Form Block

The 8' ICCF block delivers the same sustainable performance as our flagship block in a versatile mid-size format. Ideal for interior walls, partitions, and residential projects where a slightly narrower profile is required. Made from recycled EPS content, it provides excellent thermal and acoustic performance while meeting International Building Code standards.

  • Versatile mid-size format
  • Fire resistance
  • Sound attenuation
  • Structural strength
  • Recycled content
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ICCF 6-inch insulated composite concrete form blocks for sustainable construction

GBM® Product

ICCF 6' Insulated Composite Concrete Form Block

The 6' ICCF block is our most compact offering, designed for interior walls, non-load-bearing partitions, and projects where space efficiency is a priority. It retains all the sustainability and performance characteristics of our larger blocks — recycled EPS content, thermal insulation, and fire resistance — in a slimmer, easier-to-handle profile.

  • Compact profile
  • Fire resistance
  • Sound attenuation
  • Interior wall applications
  • Recycled content
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Recycled glass aggregate for drainage applications

GBM® Product

Recycled Glass Drainage Aggregate

GBM® utilizes recycled glass to create effective drainage solutions. This practice diverts glass from landfills, conserves natural sand resources, and offers benefits like improved water drainage in soil, reduced heat absorption, and a lower carbon footprint compared to virgin materials.

  • Landfill diversion
  • Natural sand conservation
  • Improved drainage
  • Reduced heat absorption
  • Lower carbon footprint
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Technical Resources

Download The Build Manual

Our comprehensive build manual covers installation guidelines, structural specifications, and best practices for working with GBM® products on residential and commercial projects.

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Why Choose GBM

Building Supplies for Your Next Project

IBC Compliant

All products meet or exceed International Building Code standards for safety and performance.

Energy Efficient

Superior insulation properties reduce heating and cooling costs for the lifetime of the building.

Tariff Free

Domestically produced materials — no import tariffs, no supply chain delays, no price volatility.

Nationwide Delivery

We deliver to construction sites across the country with reliable logistics and project scheduling.

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Request a Quote

Tell us about your project and we'll get back to you within one business day.

Prefer to talk?

Our team is available Monday–Friday, 9 AM–5 PM. Reach out directly for bulk pricing, project consultations, or technical support.

Phone

(404) 720-6085

Email

info@gbm-us.com

Address

Atlanta, Georgia

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ICCF 10' Insulated Composite Concrete Form BlockICCF 8' Insulated Composite Concrete Form BlockICCF 6' Insulated Composite Concrete Form BlockRecycled Glass Drainage Aggregate