Building science / Green Building & Sustainable Home Renovation Information & Advice

Phase change building materials (PCMs)
Walls and ceilings - interior surfaces

Phase Change Building Materials for High-Performance Homes - The Best Products and Where to Buy Them

...building materials, find more info about related subjects and green building techniques in the Ecohome Green Building Guide and these pages below: Passive solar home design made easy - learn the core concepts Can you heat a home with only PV solar panels? Yes you can, find out how How to use thermal mass in homes...

A residential home undergoing an exterior thermal overcoat renovation
Wall assemblies - renovation

Thermal overcoating: a technical manual for high-performance exterior retrofits

...building envelope in a continuous blanket of high-performance insulation to eliminate thermal bridging and move the dew point safely outside the structural wall.  This guide provides a deep dive into the building science, material selection, and structural detailing required to achieve Passive House levels of efficienc...

A close up of a concrete crack being repaired with self healing concrete
Foundation and basement improvements

Self-healing Concrete: The Definitive Guide to Self-Repairing Foundations

...building a new foundation, building with concrete blocks, or repairing an older basement, these smart materials offer a path to a more durable and sustainable home. Now that you know more about self-healing concrete, find more info about resilient foundations and green building techniques in the Ecohome Green Building...

Walls and Roofs

Why Your Walls Get Wet: A 'Building Science Made Easy' Guide to Understanding the Dew Point

...building science, managing this point is the difference between a durable home and a structural failure. To understand the other components of a wall, we recommend our Building Science Made Easy Video to learn all about how heat, moisture and air move through walls, and how you can take control of those variables and b...

Walls and Roofs

Attached Garage Best Practices: High-Performance Doors & Thermal Design

...building science to ensure that convenience does not compromise indoor air quality or thermal performance. Because these structures share a common wall and often a ceiling with the primary living space, they represent a significant thermal bridge and a potential entry point for harmful pollutants like carbon monoxide a...

A woman connecting the battery of a carbon monoxide detector
Healthy indoor air quality

Carbon Monoxide Poisoning and Prevention: How to Protect Indoor Air Quality in Homes from CO Contamination

...building codes and their requirements for ensuring life safety. And just like other categories of building code, this is not a place where you want to go the easiest solution or celebrate that code in your area doesn't have any such requirements. Nothing stops you from building beyond code for your own benefit and safe...

Green building certifications

What is the WELL Green Building Standard?

...building certifications like LEED for homes, Passive House, Net zero and BREEAM. Understanding the WELL building standard The 10 concepts of WELL v2 A global reach: countries of operation Comparing WELL to other rating systems In brief Understanding the WELL building standard The WELL Building Standard, administered...

A skilled architect manages project vision and ensures design meets performance.
Architecture and plan design

What Does an Architect Cost, and Do I Need One to Build a Custom Home?

...building a home, find more info about assembling your green building team & green building techniques in the Ecohome Green Building Guide and these pages below: Where can I find a green home architect near me? Design build firms - what do they do and are they a good idea? How to plan and budget for home renov...

BREEAM Rating System - how does it compare to LEED, Net Zero and Passive house?
Green building certifications

What is the BREEAM System?

...Building Research Establishment Environmental Assessment Method) is the world's longest-established method for assessing, rating, and certifying the sustainability of buildings. Launched in 1990 in the UK, it has become a global standard for green building, influencing design and construction across 89 countries. The r...

U-Values vs R-Values - The Differences Explained
Insulation and soundproofing

Understanding U-Values: How Are They Different Than R-Values?

...building techniques in the Ecohome Green Building Guide and these pages below: Prevent condensation damage in walls with the two thirds rule for insulation  Ecohome window buyers guide - what to look for when shopping for windows How to choose rigid foam insulation, which is best - EPS, XPS or polyiso? Building...

Wood stove and biomass heat

The Definitive Guide to Wood Stoves for Airtight, High-Performance, and Passive Homes

...building envelope. United States (US): Focus on EPA emissions and fire safety In the US, regulations focus heavily on emissions standards, set by the Environmental Protection Agency (EPA). All new wood stoves must be EPA-certified, guaranteeing low particulate matter emissions. Building codes are primarily governed by...