Blown In Insulation R Value Calculator

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Blown in insulation r value calculator.

The r value of insulation is a measure of how well it reduces the flow of heat and cold into and out of your house. Greenfiber insulation calculator easy to follow steps for calculating the perfect amount of insulation needed for your project. The higher the r value the better the thermal performance of the insulation. Current r value target r value project size in ft 2 bags of greenfiber already have insulation.

It can be done without blowing equipment but at a much lower coverage rate per bag. The table below shows what levels of insulation are cost effective for different climates and locations in the home. What type of insulation do you currently have. This calculator is to be used as an estimating tool only.

As a benchmark one inch of solid wood has an r value of 1. Please enter in your email address in the following format. Click the button to calculate the depth in inches and pounds of total insulation required for this job. Input depth of existing blown in insulation in inches.

The higher the r value per inch of thickness the better job the insulation will do when you heat or cool your home. For every type and material of insulation check the r value per inch of thickness that the manufacturer has listed. R value is a measure of insulation s ability to resist heat traveling through it. A higher insulation r value usually means a higher price point as well.

This calculator is to be used as an estimating tool only. Click the button to calculate the approximate r value for this job. Some places that sell blown insulation will include a free equipment rental with the purchase of a certain minimum amount of bags. Typically a higher insulation r rating means better climate control and better energy efficiency for your home.

Input length width and desired r value of the area to be insulated. Input length width and desired r value of the area to be insulated. As the title indicates this insulation is blown into the space that needs to be insulated. This calculator is to be used as an estimating tool only.

In comparison an inch of blown fiberglass insulation has an r value of 3 1 3 4 and an inch of blown cellulose in an attic has an r value of 3 2 3 7. Get 5 off when you sign up for emails with savings and tips. Along with knowing the r value of a particular insulation it is also important to calculate the r value of a total system.