Resource

General Building

• BLDGtyp Blog A blog detailing the construction of a cabin.  Lots of step by step commentary & photos.
• Building Science Information Great technical resource for envelope details.
• Builditsolar Good resource, there is more than just solar related information here.
• Ontario Building Code Full online version.
• Ontario Building Code Individual PDF directory.

Design

• Arctic Wall One of the design inspirations for the home's envelope.
• Google SketchUp Make Free 3D modelling software.
• GreenBuildingAdvisor Wealth of information.  If you find this blog interesting, then bookmark GBA.  Just do it.
• Our House Upon Moose Hill blog Another major influence on envelope design, Lucas' blog is one of the most informative and detailed I've come across.  Lots of good photos, technical information and advice here.

Online Calculators

• Builditsolar There are a variety of calculators to be found here.
• Borst Engineering Really good series of detailed calculators to perform heat loss, solar gain and thermal mass calculations.
• Sustainable by Design Solar related calculators, many of which visually display results.  Great resource, with detailed FAQ.