Walls and Roofs

Wood frame Triple-glazed, argon-filled windows in the Ecohome Demo House
Windows and doors

Choosing windows - which window frame? wood v aluminum v vinyl

The energy efficiency of your home is greatly affected by doors and windows, so choose well. Here are some tips about what to look for and what to avoid. Material choices for window frames: Window frames can be made from a variety of materials offering different levels of performance and insulation values. Air in…

Metal roof with solar panels
Roof coverings

How to choose roofing materials

Choose durable roofing materials that will last through wind, precipitation and exposure to U.V rays. 1. Asphalt shingles: Asphalt shingles © Ecohome We’ll start with shingles to get it out of the way, because choosing an eco-friendly, durable roof covering starts first with dismissing any idea of installing…

Choosing a building envelope
Wall assemblies - new construction

Choosing a building envelope - starting with the perfect wall

When it comes to choosing a building envelope there are many variables to consider: what climate zone you're building in, performance, durability, health, comfort, and of course, cost. What is the best wall system for a home?  We're frequently asked which is the perfect wall system for high-performance LEED, Passive…

Roxul mineral wool batt insulation in LEED Homes
Insulation and soundproofing

Choosing the right insulation: the pros, cons and applications for walls, slabs & basements

Understanding the performance characteristics & limitations of different types of insulation before you make a purchase & start to build or renovate a high performance home is important. Not all insulation materials are the same, and they are not always interchangeable A basic understanding of how walls work is…