Blog » Batt Insulation

What Grade Does Your Insulation Belong In?

Shawna HendersonFebruary 01, 2017

In the US, there’s a requirement for HERS raters to determine if batt insulation has been installed properly. There are three ‘grades’ of batt installation, with a Grade 1 installation being the best and Grade 3 being the worst. When batt insulation is installed properly, it touches all six sides...

Proper installation technique for proper batt insulation

Shawna HendersonFebruary 20, 2015

Oh, how I yearn for RESNET Grade I installations...here's how to get 'em.

Blown-in vs. Batt: what are the realities?

Shawna HendersonFebruary 15, 2015

From the newsletter of Northwest Energy Star (Q32014): Bibs vs. batts: Who ya got? Recently, some blown fiberglass products were shown to offer the same resistance to airflow when blown to a density of 2.3lbs/cubic foot as cellulose does at 4lbs/cubic foot. Energy Trust of Oregon was intrigued by these...