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Attic insulation payback calculator.
A payback calculator for insulation retrofits calculate how long it will take for energy savings to pay back a planned investment in attic or wall insulation by gba team august 24 2010.
Actual costs will depend on job size conditions and options.
Do you have a quote for an insulation upgrade.
This calculator is to be used as an estimating tool only.
First things first you need to go up into your attic inspect the condition of the insulation and calculate the current level of insulation.
Insulation materials run the gamut from bulky fiber materials such as fiberglass rock and slag wool cellulose and natural fibers to rigid foam boards to sleek foils.
The equation works only for uniform sections of the home.
What you need to use this calculator.
Rigid foam boards trap air or another gas to resist conductive heat flow.
Bulky materials resist conductive and to a lesser degree convective heat flow in a building cavity.
A simple payback is the initial investment divided by annual savings after taxes.
Years to payback is the time required for the insulation to save enough fuel from heating at present prices to pay for itself.
Input length and width of area to be insulated.
Click the button to calculate the amount of insulation in square feet and man hours wall and ceiling fiberglass insulation needed for this job.
Proper attic ventilation consists of a balance between air intake at your eaves soffits or fascias and air exhaust at or near your roof ridge.
Use our calculator based on an equation from the u s.
Department of energy to find out how long it will take to payback your investment in terms of savings in energy costs.
Your attic should have a certain amount of insulation in it and the recommended level of insulation for your attic is dependent on where you live.
Determine your current type of insulation and the thickness amount in your walls or attic.
To estimate costs for your project.
Create your own price list in homewyse lists for a basic project in zip code 47474 with 500 square feet the cost to insulate an attic starts at 1 68 3 25 per square foot.
Use this insulation savings calculator to measure the financial impact of increasing your insulation performance.
Signs that your attic insulation is subpar include drafts uneven temperatures between rooms high heating cooling bills and ice dams in the winter i e those pretty icicles that hang from the.
