Zone 6: R-values 49-60
“The Wedge Pillow”
-Supports many issues; so much backing, you sleep almost sitting up
To homeowners in northern states, it might come as quite a shock to discover which R-value loose fill insulation is needed in their attics. In the northern Midwest, winter has a much greater impact on HVAC systems and homes. In order to beat the lower temperatures and changing moisture in the air, the insulation needs to be as tough at “the Wedge Pillow.”