Garage Door R Value Chart

What is a good r value for a garage door.

Garage door r value chart.

The higher the r value the greater the insulating properties of the door. For instance if your garage is not attached to the home and is insulated you ll want to look for a door with a rating higher than r 10. Overhead door corporation uses a calculated door section r value for our insulated doors. If it s not insulated then an r 6 value will do.

The value is also based on the thickness of the insulation in your door as well as the chemical. R value is a measure of thermal efficiency. We have several door styles to meet your insulated door needs for both residential and. R value of garage door insulation what is r value.

R value is often used as a way to show if a door is energy efficient. The thermal resistance value of a garage door doesn t mean much if the door isn t equipped with effective thermal breaks and suitable weatherstripping around and between the door sections. Detached garages need a lower overall r value between 0 and r 6. Actively cooled or heated garages should have a garage door with an r value of r 13 or higher to save on energy costs.

See chart for r value comparisons. The r value of a residential entry door or garage door is a way to note the thermal efficiency of a door a fancy way of saying how well the door insulates its enclosure. Attached but not actively heated or cooled garages should have a garage door with an r value between r 6 and r 9. That s particularly true if you have a heating system in the garage.