ICF blocks / Guides

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. Building with ICF blocks is great for reducing sound transmission and stopping the infiltration of air, insects an...

How to Build With Less Wood for Best Performance
Wood and organic materials

How to build high performance homes with less lumber

...ICF walls are now as affordable as wood There is a lot about ICF (Insulated Concrete Form) walls we don’t love, but there is a lot of good as well. First what we do like – they just work great in certain applications. A basement built with ICF won’t go moldy like standard basements do. If you opt to seat an ICF wall ...

Wildfire Smoke & How to Keep it Outside Homes
Healthy indoor air quality

How to keep wildfire smoke out of Green Homes with mechanical ventilation systems?

...blocks 99.97% of particles with a diameter above 0.3 microns. Ozone air cleaners should be avoided: Ozone provides protection against solar radiation in the upper atmosphere, but is considered an air pollutant at ground level. Ozone irritates the respiratory system, and asthma patients can suffer flare-ups when e...

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

How wood structures compare to steel and concrete for Carbon Footprint

...blocks using Carbicrete and also low-carbon concrete from CarbonCure . Steel stands out for its speed and efficiency in construction. It's relative light weight and ease of construction allows for a workforce about 10 to 20% smaller compared to a similar concrete-based structure being built. Steel structures also hav...