How thick is R31 fiberglass insulation?

How thick is R31 fiberglass insulation?

R-31 EcoTouch PINK FIBERGLAS Insulation 24-inch x 48-inch x 9.5-inch (64 sq. ft.) is rated 4.7 out of 5 by 3.

How deep should your insulation be?

Insulation levels are specified by R-Value. R-Value is a measure of insulation’s ability to resist heat flow. The higher the R-Value, the better the thermal performance of the insulation. The recommended level for most attics is to insulate to R-38 or about 10 to 14 inches, depending on insulation type.

How many inches deep is R30 insulation?

Fiberglass Chart

R-Value Thickness Bags / 1000 Sq Ft
R49 16.25” 22.6
R44 14.75” 20.1
R38 12.75” 16.8
R30 10.25” 13.0

What is R31 insulation?

Description. R31 fibreglass insulation. 16 x 48 x 9.5 inches and covers 42.7 square feet. For attics and floors above unheated areas. Friction-fit batts are easy to install and offer outstanding thermal performance providing savings on heating and cooling costs.

How thick is r31 batt?

EcoTouch PINK FIBERGLAS Insulation for Attics R-31

R-Value Coverage Thickness
RSI: 5.46 R-31 4.0 m2 42.7 sq. ft. 241.0 mm 9.5 in.
RSI: 5.46 R-31 5.9 m2 64.0 sq. ft. 241.0 mm 9.5 in.

What is the thickness of r40 insulation?


Buy In Bulk 1
Everyday Low Price 1
Thickness (in) 11.30
Length (in) 48.00
Package Weight (lb) 35.82

What is r28 insulation used for?

This thermal resistance insulation boosts energy efficiency by reducing the workload on heating and cooling systems. It’s well-suited to wood framing and attic applications and for installation in exterior walls. The material controls noise by absorbing vibrations and helps to moderate moisture levels.

Is R40 good for attic?

Thermal resistance of R40. Insulating wool is a flexible material made of fibreglass. It is used for the insulation of walls and attics and improves energy and acoustic efficiency. This product is made in Canada with more than 45% recycled materials.

How many inches thick is R30 insulation?

Typical R-30 fiberglass insulation is 10-inches-thick. Click to see full answer. Herein, how many inches of insulation is r30? In temperate coastal areas such as Zone 3, attic insulation of at least R30 up to a maximum of R60 is recommended. For loose-fill cellulose, this translates to a total depth ranging from 8 inches up to 16 inches.

What is the thickness of R30 rigid insulation?

What Is the Thickness of R30 Rigid Insulation? The thickness of R-30 insulation varies, depending on the type of insulation used. Fiberglass panels and rolls with an R-30 insulation value have a typical thickness of eight to nine and a half inches.

How thick is R30 blown insulation?

Insulation thickness to reach the R-30 value depends on the insulation material, but fiberglass batts of R-30 insulation are 9 1/2 inches thick. Rigid foam insulation provides the same R-factor with approximately one-half the thickness. Blown-in insulation conforms to irregular spaces and fills areas around pipes easily, but blown-in fiberglass

How thick is are 30 insulation Batt?

R-30C EcoTouch® Thermal Batt insulation is designed to eliminate R-value loss caused by compressing standard R-30 products in 2×10 cathedral ceiling construction. 8¼ ” thick, R-30C EcoTouch® Thermal Batt insulation prevents moisture damage and helps assure long roof life by providing 1″ of ventilation air space between the insulation and