which attic insulation is best

No matter how big your house is or what material it’s made of, every house needs to have a properly insulated attic in order to keep the temperature regulated and the energy bill down.  And if you live in a region with particularly cold and snowy winters, that last sentence applies to you in bold font and all caps. But which attic insulation is best? There isn’t a “one size fits all” answer, as there are several factors that come…