Beyond Simulation: Real-World Thermal Data from Our Rammed Earth Guesthouse

Coolearth recently had the opportunity to see the guesthouse of our Cherry Valley Rammed Earth project in Prince Edward County independently studied and published in Frontiers in Built Environment (Harvey & Szentesi-Nejur, 2025). Titled “Field-based thermal performance analysis of a cement-stabilized, core-insulated rammed earth house in a cold climate,” the paper by Gabriel Harvey and …

Waverly Low-Carbon Retrofit – Upgrading and modernizing a residence in the beaches

The team at Coolearth Architecture Inc. in combination with a dedicated and passionate set of clients and builders, had the fortune and pleasure of working to create a beautiful renovation to a newly acquired home, while also performing a substantial deep-energy retrofit as well as switching to all-electric and getting off natural gas.

A High Performance Wall for the 21st Century: 8″ External Woodfibre insulation with Long-screws

High Performance and Passive house design is based on both rigorous Building Science principles, but also inherited tradition. In this blog post we propose an alterative wall assembly based on first principles: high performance, low-cost, low embodied carbon, durable, efficient use of materials, and flexible.

Design of high performance custom home near Caledon, 2024

We are delighted to share the first round of design images of a new home proposed outside of Caledon, Ontario. The house is situated at the crest of a paddock overlooking a field, barns, valley, and forest.

How Modern Architecture Can Contain the Spread of Fire – Real Life Examples!

On April 19, 1904, at about 8:00pm, a fire began in Toronto that would forever impact building design safety in Toronto moving forwards. ‘The Great Toronto Fire’ lasted less than 9 hours and destroyed approximately 100 buildings, leveling nearly 20 acres of land.

“Developing a plan to make Canada’s new federal housing plan work?” Sheena’s op-ed in the National Observer

Sheena Sharp, a principal here at Coolearth, had an article published today in the National Observer’s opinion piece column about the new Housing Plan the Federal government released last month.