Rigid Insulation R Value Calculator

Input depth of existing blown in insulation in inches.

Rigid insulation r value calculator.

Let s use the r value of iko s polyiso insulation enerfoil tm as an example. Our calculator helps you measure what r value for exterior walls you may be looking for as well as for different applications. Ceiling insulation r value r value for walls and more. This calculator is to be used as an estimating tool only.

Try the r value calculator available through oak ridge. Our r value guide to rigid insulation includes the doe s recommended insulation by zone chart r value calculator and base building material r values chart. Most insulation manufacturers will first list their insulation s r value for a one inch sample then they ll give you a chart demonstrating the other r values you can achieve if you install a thicker version of their product. These products provide a high r value inch excellent sound attenuation characteristics and outstanding fire performance.

Remember the horizontal or vertical orientation of the material is important to get its insulation value correct. If you re looking for 2020 breakdown for rigid foam insulation materials and what installation cost might be you ve come to the right place. R value is a measurement that rates how resistant a product is to heat flow measuring the ability of heat to transfer from one side of an object to another. Don t let your remodeling budget go over board by hidden surprises understand what the average installed costs for rigid foam insulation is in your zip code by using our handy calculator.

The r value of some insulations also depends on temperature aging and moisture accumulation. Installing more insulation in your home increases the r value and the resistance to heat flow. Thermafiber residential mineral wool insulation commercial grade at home thermafiber residential mineral wool blankets are ideal for insulating walls floor ceilings and attic spaces in homes. Click the button to calculate the approximate r value for this job.

For example a wall with 3 fiberglass batting r value of 10 8 11 9 may have an overall r value of nearly 14 because of siding sheathing and drywall. Along with knowing the r value of a particular insulation it is also important to calculate the r value of a total system. The r value calculator is best used as follows. 1 844 446 7858 my account.

For example if you have a type of insulation that has an r value of r 5 per inch of thickness you will need a depth of 6 inches of this insulation installed in your attic to reach r 30 if you live in zones 2 or 3.