The superattic system creates a continuous air and insulation barrier directly beneath the attic roof with no thermal bridging to compromise energy.
Best rigid insulation for attic.
They are very effective in exterior wall sheathing interior sheathing for basement walls and special applications such as attic hatches.
Loose fill or batt the common term for blanket insulation.
So it s time to pay close attention to what s happening up there.
Foam boards rigid panels of insulation can be used to insulate almost any part of your home from the roof down to the foundation.
Proper attic insulation is the best way to prevent heat loss in the winter and retain cool air in the summer.
Rigid foam offers a high r value per inch of thickness and can be cut to fit almost any space.
Make sure your home is properly insulated in all these locations.
It is often used as a layer of continuous insulation on exterior walls and in the roof.
Once you ve decided which type is best for you examine the material options and prices to home in on the right product.
This additional r.
Modern technology of blanket insulation today is considered the best insulation for attic.
You can mix the type and material of insulation too.
The ideal attic insulation r value is different than the ideal wall insulation r value.
The superattic system utilizes proprietary silverglo rigid foam insulation panels to fully seal and insulate the attic directly beneath the roof rafters and directly inside the gable ends.
It s a good choice for.
Rigid foam insulation packs a lot of r value into a relatively thin package.
Used in this way the foam lowers the loss of energy through framing members a phenomenon called thermal bridging and increases the overall r value of the roof or wall assembly.
For diy attic insulation you ve got two choices.
Insulation ratings can be improved by adding more layers of insulation.
Rolls and batts are produced of mineral wool and fiberglass.
The best insulating rigid foam.
Both can be added to uninsulated attics or layered over existing material.
While most of them pack a lot of r value into a thin layer but you also have to consider how the insulation will affect the performance of your project the overall costs and the best method to get the bang for your buck.
Rigid foam comes in 4 x 8 foot sheets and thicknesses of 1 2 inch to 4 inches.
The most common materials include expanded polystyrene similar to styrofoam extruded polystyrene and polyisocyanurate.
However not all rigid foam insulation packs are created equal.
Rigid foam insulation offers as much as double the r value of traditional fiberglass batts according to the united states department of energy.
