HEMA CITY CLIMATE ACTION MATTERS What R you? A poorly insulated attic loses as much heat as a window left open all winter. You know when a window is open, but how do you know if you have enough attic insulation? If you can see the floor joists in your attic, you likely need more insulation. A qualified contractor can then help determine how much more you need by measuring your R value-a simple measure based on the depth and type of insulation you have. Current building practices recommend an R-60 value for attics, but many homes were built to a lower standard under older codes. Insulation also can degrade over time. lowa City residents may be eligible to have the cost of added attic insulation covered in full based on household income. Learn more at icgov.org/Insulate Chyst IOWA CITY A UNESCO CITY OF LITERATURE HEMA CITY CLIMATE ACTION MATTERS What R you ? A poorly insulated attic loses as much heat as a window left open all winter . You know when a window is open , but how do you know if you have enough attic insulation ? If you can see the floor joists in your attic , you likely need more insulation . A qualified contractor can then help determine how much more you need by measuring your R value - a simple measure based on the depth and type of insulation you have . Current building practices recommend an R - 60 value for attics , but many homes were built to a lower standard under older codes . Insulation also can degrade over time . lowa City residents may be eligible to have the cost of added attic insulation covered in full based on household income . Learn more at icgov.org/Insulate Chyst IOWA CITY A UNESCO CITY OF LITERATURE