Spray foam attic insulation.
Types of insulation for attic.
Loose fill or batt the common term for blanket insulation.
Insulation is rated by its r value.
For diy attic insulation you ve got two choices.
Batts and blankets loose fill and spray foam.
Installing this type of insulation is an inexpensive and diy friendly project since the materials are designed to fit into the standard width between wall studs attic rafters and floor joists.
In general an attic s r value should be between r 30 and r 49.
R value measures how resistant types of insulation are to heat flow.
You could spend days talking about what type of insulation you should use but we will address a few of the most common types in this section.
Spray foam offers the best attic insulation performance available.
They sport insulation values of approximately r 6 5 and r 3 6 per inch respectively.
Batt and blanket insulation.
In particularly cold climates you might go up to r 60.
What type of insulation should i use in my attic.
R values vary based on the type thickness and density of the insulation material.
Choose from two types.
The most common form that insulation comes in is a batt or blanket.
Once you ve decided which type is best for you examine the material options and prices to home in on the right product.
Both can be added to uninsulated attics or layered over existing material.