Best U Value Attic Insulation

Rolls and batts are produced of mineral wool and fiberglass.

Best u value attic insulation. Insulation layer between the ceiling joist. Loose fill or batt insulation is typically installed in an attic. Modern technology of blanket insulation today is considered the best insulation for attic. 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.

Achieving greater r values in attics the higher the r value the better the thermal performance of the insulation. A vast majority of production builders prefer to use batt insulation for the walls of the homes that they construct however there is a strong case that needs to be made for blown in fibreglass. In general an attic s r value should be between r 30 and r 49. 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 diy attic insulation you ve got two choices. Both can be added to uninsulated attics or layered over existing material. Once you ve decided which type is best for you examine the material options and prices to home in on the right product. Your home s r value score will guide you toward the type of insulation you need.

Find your zone on the map and then use the chart to determine the level of insulation you need to properly insulate your attic walls floors and crawlspaces. Among commonly used types of insulation there are mineral wool or fiberglass rolls and batts rigid fiberglass board loose fill materials cellulose mineral wool etc. The blown in insulation is one of the best forms of insulation material for your attic and smart use of this material will help your home achieve a great and effective r value. To find out if you have enough attic insulation measure the thickness of the insulation.

U value 0 11w m2k 0 2w m2k. Different insulation materials have unique strengths and weaknesses and some attics will be more suited for certain material than others. Loose fill or batt the common term for blanket insulation. In particularly cold climates you might go up to r 60.

Some systems offer the option to increase the internal insulation and can provide a u value as low as 0 11w m2k with a wall thickness of 335mm. Though r value is a the higher the better measurement the insulation material with the highest r value isn t necessarily the best choice for your house. See more on different types of insulation.