The equation works only for uniform sections of the home.
Attic insulation payback calculator.
Bulky materials resist conductive and to a lesser degree convective heat flow in a building cavity.
Rigid foam boards trap air or another gas to resist conductive heat flow.
Input length and width of area to be insulated.
Insulation savings calculator use this insulation savings calculator to measure the financial impact of increasing your insulation performance.
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.
Enter your data into the fields where indicated.
Department of energy to find out how long it will take to payback your investment in terms of savings in energy costs.
Value report in which they show national and regional average prices for a set of typical home improvements as well as the payback of these improvements in terms of enhanced home value.
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.
Remodeling magazine publishes an annual cost vs.
Determine your current type of insulation and the thickness amount in your walls or attic.
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.
Years to payback is the time required for the insulation to save enough fuel from heating at present prices to pay for itself.
A simple payback is the initial investment divided by annual savings after taxes.
Federal housing authority recommends a minimum of at least 1 square foot of attic ventilation evenly split between intake and exhaust for every 300 square feet of attic floor space.
2016 was the first time insulation was included specifically adding fiberglass attic insulation.
Use our calculator based on an equation from the u s.
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.
Inspecting your attic insulation.
This calculator is to be used as an estimating tool only.
What you need to use this calculator.
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.
Click the button to calculate the amount of insulation in square feet and man hours wall and ceiling fiberglass insulation needed for this job.
