ICF / Green Building & Sustainable Home Renovation Information & Advice

Black Graphite EPS foam Panels as Part of a Prefab Wall. Image © Feris Buid Tech
Insulation and soundproofing

Graphite-Enhanced EPS (GPS): The Next Generation Rigid Foam Insulation

...ICF) and foundations G-EPS is offered by some manufacturers of ICF blocks, which serve as both the formwork and permanent insulation of concrete walls. Furthermore, its excellent long-term water absorption resistance makes it highly suitable for below-grade applications like insulating basement walls, crawlspaces, and ...

Workers assemble ICF blocks to pour a basement foundation
New foundations and slab-on-grade

Is ICF the Best Way to Build a Basement?

...ICFs and why they are the choice for a truly high-performance basement. Below is an overview of the sections we will cover, allowing you to jump directly to the information you need. What are ICFs? ICF vs. poured concrete: Which is best? Energy efficiency and comfort with ICF homes Understanding thermal bridging Struc...

Concrete, wood and steel structures compared - Timber Frame wins!
Materials and resources

How wood structures compare to steel and concrete for carbon footprint

Wood, steel and concrete each have specific structural advantages, each with their own characteristics. The following is a life-cycle comparison conducted by the Athena Sustainable Materials Institute (ASMI) of the materials only, and does not include any considerations of how they each affect thermal performance, vapo...

Prefab frost-protected shallow foundation insulated form kit
Slab on Grade

Raft slabs - how to build insulated frost protected shallow foundations (FPSF) on problem soils

...ICF foundation wall. This provides a continuous layer of insulation separating the concrete from the ground. The result is a very comfortable and energy efficient basement, with no thermal bridging and reduced risk of mold.  Basement mockup with frost protected shallow foundation forms and ICF wall courtesy of  Treehu...

ICF Block Construction - The Definitive History of ICFs from 1932 to 2023 © R j
Concrete and masonry

The definitive history of ICF blocks and ICF construction

...ICFs - Contents What is the history of ICFs ? What is the History of Plastic foam ICF's  ICF blocks aren't made of styrofoam Who invented foam ICF construction blocks? Which was the first ICF block construction? What happened next in the history of ICFs? The History of ICFs Timeline The History of ICF Blocks  To ...

Choosing a building envelope
Wall assemblies - new construction

Choosing a building envelope - starting with the perfect wall

...ICF - Insulated Concrete Forms: ICF block  diagram courtesy Fox Blocks This is a system of polystyrene blocks that are stacked and filled with concrete to form the entire wall system of your home, you can read about the definitive history of ICF blocks here. Building with ICF blocks is great for reducing sound transm...