Good R Value For Garage Door

Most garage door insulation has an r value of between r 8 and r 12 because it is so thin to fit the space.

Good r value for garage door.

R value is a measure of thermal efficiency. That s particularly true if you have a heating system in the garage. Clopay uses door section r value s for our garage door insulation testing which is in accordance with the door and access manufacturers association guidelines provided in tds 163. Detached garages need a lower overall r value between 0 and r 6.

Without these weatherproofing features the cold or heat will reduce the energy efficiency of the door. The higher the r value the greater the insulating properties of the door. Attached but not actively heated or cooled garages should have a garage door with an r value between r 6 and r 9. Today s garage doors with polyurethane insulation will have an r value of 12 18 garaga s residential garage doors provide up to r 18 but you also want to choose a door that has otherwise good construction.

R value of garage door insulation what is r value. R value is the most widely used measurement for a garage door s energy efficiency. When doing research on different types of garage doors you may have come across an r value measurement associated with. A value of r 16 offers a 5 reduction in heat flow and a 5 improvement in energy efficiency over an r value of 8.

Should you be concerned about r value in choosing your garage door. Higher is better when looking at garage door r values but it s not the only factor to consider. The garage is often the largest opening to a house making it very vulnerable to weather extremes. This adds insulation to the garage door without impeding its functionality.

For example if you have a type of insulation that has an r value of r 5 per inch of thickness you will need a depth of 6 inches of this insulation installed in your attic to reach r 30 if you live in zones 2 or 3. Overhead door corporation uses a calculated door section r value for our insulated doors. What is a good r value for a garage door. Clopay garage door r values depend on the door s thickness material and.

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. 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. These r values are a sum meaning this should be the total r value once you add up the entire depth of insulation. We have several door styles to meet your insulated door needs for both residential and.

An insulated garage door can help reduce the transfer of heat or cold air into your garage and other areas of your home thus improving your home s overall energy efficiency. Actively cooled or heated garages should have a garage door with an r value of r 13 or higher to save on energy costs. If it s not insulated then an r 6 value will do. The other option is purchasing a pre insulated garage door that may have a higher r value.