Fiberglass Insulation Thickness Attic Minnesota

Keep in mind that batts should never be installed over blown in insulation.
Fiberglass insulation thickness attic minnesota. Typical recommendations for exterior walls are r 13 to r 23 while r 30 r 38 and r 49 are common for ceilings and attic spaces. Most can benefit by adding more attic insulation. This will allow you to add the needed insulation. 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.
To determine the present r value of your attic insulation have an energy assessment. 3 5 10 r value. 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. R value is a measure of insulation s ability to resist heat traveling through it.
For more than 30 years houle insulation inc a minnesota based insulation contractor has been re insulating homes in minnesota just like yours. 15 and 23 view product. Many home attics in minnesota have some insulation. The table below shows what levels of insulation are cost effective for different climates and locations in the home.
The higher the r value the better the thermal performance of the insulation. Loose fill fiberglass seems to dominate attic insulation in new construction homes and has an r value of approximately 2 5 per inch. Insulation our building science makes insulation br smarter. At thunderstruck restorations we sell and install owens corning atticat fiberglass blown in insulation and certainteed insulsafe sp.
And by using less energy to heat and cool your home you reduce the negative impacts on the environment caused by. You can also measure the height of the insulation and multiply times the r. Like cellulose you need a big machine to blow it in. Increasing attic insulation to an r 50 can provide a good barrier to heat loss.
See the department of energy s doe ranges for recommended levels of insulation below. A better insulated home is more energy efficient comfortable and quiet it will save you money on utility bills for years to come. Its expert engineering lets you create the most comfortable environment without compromising your design. Pros and cons of loose fill fiberglass attic insulation.
Fiberglass attic insulation fiberglass insulation is probably the most common insulation used in minnesota homes because of it s affordability and it s always available at building suppliers. While some ceilings in the southwestern part of the united states require a minimum of r 19 insulation most attics or ceiling areas require a minimum of r 38 in the ceiling. To get more insulation in the garage install a ceiling and provide access to the space between the ceiling and the roof.