House Works: Four insulation myths debunked

Winter is the season when Canadians think most about home insulation because winter is when we feel the greatest need —both physically and financially.
The thing is, you have to think correctly about insulation if you want to make wise upgrade decisions. Break free of the four most popular insulation myths and you’ll be warmer and wealthier.
 
Myth #1: R values accurately reflect real-world energy performance
R value is the most common yardstick for measuring insulation performa