Insulation R-Value Chart: Know the Proper Wall Insulation Recommendation

Imprinted on every batt or blanket of insulation or on every bag of loose insulation is its R-Value. The higher Insulation R-Value, the more insulation value you’re getting, and the more money you’re saving. (Maybe instead of rating insulating material R-3 and R-4 and R-5, it would be more graphic to rate it with dollar signs: $–3, $–4, $–5.) (more…)