Good Garage Door R Value

Actively cooled or heated garages should have a garage door with an r value of r 13 or higher to save on energy costs.

Good garage door r value.

The insulating effectiveness of a garage door is its r value. The garage is often the largest opening to a house making it very vulnerable to weather extremes. Polystyrene to its intellicore polyurethane raises the insulating value from r 9 tor 18. The other option is purchasing a pre insulated garage door that may have a higher r value.

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. R value is the most widely used measurement for a garage door s energy efficiency. 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. The larger the number the better it insulates.

R value of garage door insulation what is r value. Most garage door insulation has an r value of between r 8 and r 12 because it is so thin to fit the space. That s a lot of bang for the buck. Clopay garage door r values depend on the door s thickness material and.

What is a good r value for a garage door. Attached but not actively heated or cooled garages should have a garage door with an r value between r 6 and r 9. Higher is better when looking at garage door r values but it s not the only factor to consider. For example clopay has few different types of 3 lyres door steel back door and the r value rated between 9 18 4 the difference between the r values is caused by the thickness of the doors 1 model is 1 3 8 and the other model is 2.

These r values are a sum meaning this should be the total r value once you add up the entire depth of insulation. If your garage is not detached then the garage is probably insulated and you. Detached garages need a lower overall r value between 0 and r 6. If it s not insulated then an r 6 value will do.

This adds insulation to the garage door without impeding its functionality. Overhead door corporation uses a calculated door section r value for our insulated doors. R value is a measure of thermal efficiency. We have several door styles to meet your insulated door needs for both residential and.

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. When doing research on different types of garage doors you may have come across an r value measurement associated with. The r value is determined by the thickness of the door and by the materiel that the insulation is made of. That s particularly true if you have a heating system in the garage.

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.