How Much Attic Insulation Is R48

R value is a measure of insulation s ability to resist heat traveling through it.
How much attic insulation is r48. R 49 kraft faced batts come in pre cut 48 in. Lengths for easy installation in 24 in. See professionally prepared estimates for attic insulation work. Kraft faced insulation has a vapor retarder that helps to control moisture.
Blanket style insulation can be purchased as either batts 8 long rectangular pieces or rolls which come in 16 or 24 inch widths. The cost to insulate an attic starts at 1 68 3 25 per square foot but can vary significantly with site conditions and options. According to the us department of energy a homeowner can expect to save 10 to 50 on utility bills depending on how inefficient the old insulation is and what the r value is of the insulation you are having installed your insulation project cost will be offset over time by how much you can expect to save on your air conditioning expenses. The higher the r value the better the thermal performance of the insulation.
Methodology for estimated energy savings from cost effective air sealing and insulating. R 49 kraft faced insulation is formaldehyde free fiberglass insulation r 49 kraft faced insulation is formaldehyde free fiberglass insulation protected on one side with moisture resistant kraft facing. Find your zone on the map and then use the chart to determine the level of insulation you need to properly insulate your attic walls floors and crawlspaces. Get fair costs for your specific project requirements.
Achieving greater r values in attics the higher the r value the better the thermal performance of the insulation. See typical tasks and time to insulate an attic along with per unit costs and material requirements. Recommended home insulation r values. If you think you re among the 90 of us homes that are under insulated 1 performing a simple insulation inspection will help you determine your insulation needs.
Framing attics and ceilings. Attic insulation cost savings. Owens corning pink insulation is soft to the touch and easy to install. Attic insulation can be blown in or laid down from rolls.
On center 2 in. Insulation level are specified by r value.