Tuesday, April 15, 2014

Evolving Building Science: Insulation and its importance

Insulation: No longer a low priority on the home building process.


                For years, the insulation scope of a building process was merely glanced at during the budget meeting prior to breaking ground on a new project. 

Today, with consistent increases in the price of energy, a home’s energy efficiency and successful application of building science is very much so, a high priority.  Society has also become more aware of the “green” movement, and actively looks to participate.  The evolution of insulation has created a solution to an energy loss problem.

                Fiberglass insulation is a method of insulating a home, dating back to 1938.  With technological advances doubling every ten years, you may ask yourself; Why is it still used today? 

                Trends show fiberglass is being used less and less as people are becoming educated on the use of spray foam and its air barrier characteristics.   No matter how much fiberglass insulation you have in an attic, and how cool it may keep it (or warm), the HVAC unit may continue to run and run.  This is the result of malignant air leakage.  The average household could fill two blimps per day due to air leaking out of a building envelope.  Icynene, the leader in spray foam, provides the cure all to air leakage, with supplemental advantages such as increased air quality, sound attenuation, and added structural integrity.

                Icynene is applied to the entire underside of the roof decking, all the way to the perimeter, rendering the use of soffit vents useless, thus creating an “unvented attic.”  The easiest way to grasp the concept of an unvented attic is a tightly sealed cooler; if you set two coolers out full of ice with one of them being cracked open, which cooler would have ice a day later? Why... the unvented cooler has successfully contained the cold, allowing the ice (HVAC) to work less and CONSERVE its energy. 


                Icynene works in a similar fashion, giving your HVAC a huge reduction in output, thus cutting your cooling and heating costs nearly in half!  To learn more, visit www.thermaseal.net.


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