Do You Add R19 And R30 Insulation For Attic

What kind of insulation do you currently have installed there now.

Do you add r19 and r30 insulation for attic.

You can add loose fill on top of fiberglass batts or blankets and vice. This calculator is to be used as an estimating tool only. Enter your data into the fields where indicated. This is the reason you need not add a vapor barrier when you are using paper faced insulation.

What you want to do is fill the space between the framing members. Input length and width of area to be insulated. Wall insulation whenever exterior siding is removed on an. Add the right kind of insulation.

If you use the attic for living space you should insulate the ceiling of the attic if not then do the ceiling of the house itself. 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. 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. These r values are a sum meaning this should be the total r value once you add up the entire depth of insulation.

Don t stuff r 30 into a space that just fits r 19 5 1 2 because you will lose efficiently if you do. If it is too big then trim it to size. Click the button to calculate the amount of insulation in square feet and man hours wall and ceiling fiberglass insulation needed for this job. What are the dimensions of the space and style of house and source of heat and a c.

Measure the roll or batt of insulation to the area that you are going to install it in. The recommended level for most attics is to insulate to r 38 or about 10 to 14 inches depending on insulation type. Square feet of house or area to be insulated current and desired r value for insulation and type and cost of your energy. Having the correct amount of attic insulation can help you maintain a comfortable temperature throughout your home and help save money on your energy bills plus prevent major issues like ice dams in the winter.

When adding additional insulation you do not have to use the same type of insulation that currently exists in your attic. That said use as much as you can. Input length width and desired r value of the area to be insulated. Adding more insulation is almost always a good long term investment but before i would trust a sales.

This calculator is to be used as an estimating tool only. Adding more insulation to your r30 is not a bad idea however i have a few questions for you. Remember to set the paper faced insulation upwards. Drill holes in the sheathing and blow insulation into the empty wall cavity before installing the new siding and.