Blog

Affordable Net Zero Ready Housing on Cape Cod uses Lunos HRV Ventilation

Affordable Net Zero Ready Housing on Cape Cod uses Lunos HRV Ventilation Can you spot the Lunos e² units on this townhouse? Just one of many utility penetrations on these buildings. The Residences at Melpet Farm look, at first glance, like a typical suburban development. There's a mix of 27 one-, two-, and three-bedroom units housed … read more

Continue the conversation on social media

Make Better Choices: Toward A Less Toxic World

Make Better Choices: Toward A Less Toxic World Greenpeace Pyramid of Plastics. Nature is toxic enough - it would seem sensible that we try to limit the amount of toxicity industry contributes.  Almost nothing is completely good.  But in the building industry as with much of modern life there are a dizzying array of invented chemical … read more

Continue the conversation on social media

Insulating Unvented Roof Assemblies: Foam Free

Insulating Unvented Roof Assemblies: Foam Free Don't stay stuck in the sci-finightmare of foam, foam, foam. We're big fans of Fine Homebuilding. In the most recent issue of Fine Homebuilding, Martin Holladay wrote a piece on Insulating Unvented Roof Assemblies. We agree that avoiding sheathing rot is critical, and that air permeabl … read more

Continue the conversation on social media

Yes, Unvented Roof Assemblies Can Be Insulated With Fiberglass - A WUFI Post

Yes, Unvented Roof Assemblies Can Be Insulated With Fiberglass - A WUFI Post And Not Just In Climate Zones 2B & 3B: Cold Climates Too A post on August 21st, 2015 on GreenBuildingAdvisor.com, Martin Holladay asked the question, Can Unvented Roof Assemlies Be Insulated With Fiberglass?  Martin's post focuses on the marketing of Ow … read more

Continue the conversation on social media

The Service Cavity: Making Airtight Construction Easy

The Service Cavity: Making Airtight Construction Easy We know that the importance of airtightness is second only to keeping the rain out. This is because airtightness greatly effects indoor air quality, thermal comfort, and energy efficiency - while protecting the enclosure from moisture damage (see here). Given these pretty convincing … read more

Continue the conversation on social media

Why The Vapor Curve Matters

Why The Vapor Curve Matters How vapor variable materials stack up when it comes to mileage and protection Intelligent membranes, or smart vapor retarders, can help prevent condensation in enclosure assemblies (walls and roofs) in winter, while allowing inward diffusion in summer. This transformation is important to assure the safety of an ins … read more

Continue the conversation on social media

x