tag: energy efficiency

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Choosing a Cost-Effective Wall System

Choosing a Cost-Effective Wall System

ScottG, contributing writer | June 26th, 20121 comment

Erik Olofsson wants to build an energy-efficient house in the mountains of British Columbia, something with walls close to R-40. He wonders whether a double-stud wall is the most economical way to reach his goals.

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Choosing the Best High Performance Wall System

Choosing the Best High Performance Wall System

ScottG, contributing writer | December 6th, 2011

Planning a house for a cold climate, a builder weighs the merits of double 2x4 stud walls vs. 2x6 walls with exterior rigid foam insulation.

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How to Build a Perfect Wall

How to Build a 'Perfect Wall'

ScottG, contributing writer | November 28th, 20113 comments

Adding rigid foam insulation to the outside of the building reduces thermal bridging. Choosing the right insulation for the wall cavity is another question altogether

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Does Rigid Foam Insulation Trap Moisture in the Walls?

Does Rigid Foam Insulation Trap Moisture in the Walls?

FHBdotcom, editor | June 24th, 20109 comments

You can seriously cut your home's demand for energy by adding rigid insulation, but will wrapping your home with foam cause the walls to rot?

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Why I Dont Use Cellulose or Blue-Jean Insulation

Why I Don't Use Cellulose or Blue-Jean Insulation

MChandler, member | June 29th, 200954 comments

Just because it’s recycled doesn’t mean it’s green. Let me explain why I won't use cellulose or blue-jean insulation. . .

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