Code is R38 14 ½” so at least this Amount if not up to 18 to 20.
Mold/Moisture builds up and decreases effects and efficiency of the correct depth.
Each situation is different of course, however with fuel cost what they are, those years are decreasing. There are Energy People that can help you.
The most important difference is the R-Value per Inch. Each brand of foam can vary but typically Open Cell Foam is R3.6 per inch. Closed Cell Foam(2#) is R6.7 per inch. Closed Cell being a little more expensive.
There are four major benefits to adding extra insulation.
St. Croix Insulation stands behind the philosophy that great service brings repeat business. We stand behind all work and guarantee your satisfaction.
Yes, we will work with you to remove old insulation both blown and blanket forms. Contact us for estimate.
Yes, we offer our services anywhere within a 100 mile radius.
St. Croix has insulated many Energy Star homes and will work with you to help you qualify.
Every case is different but in most cases you don’t need to remove the insulation that is already there. You can simply add more, we recommend contractor-installed blow-in insulation for a more uniform coverage.
Yes, St. Croix Insulation can blow insulation into existing interior walls to help reduce noise in your home and increase R-Value.