Garage Door R Value Worth It

We have several door styles to meet your insulated door needs for both residential and commercial applications.

Garage door r value worth it.

That s particularly true if you have a heating system in the garage. 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. The r value is determined by the thickness of the door and by the materiel that the insulation is made of. If your garage is not detached then the garage is probably insulated and you ll want a garage door with an r 12 value.

Still people often feel that adding insulation r value to the garage door is warranted and necessary. However you also need to analyze the door s cold resistance before making a purchase decision. See chart for r value comparisons. What r value should you look for in a new garage door.

In general a higher r value means better insulation but there s more to it than that. Attached but not actively heated or cooled garages should have a garage door with an r value between r 6 and r 9. 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. R value is a measure of thermal efficiency.

R value of garage door insulation what is r value. The higher the r value the greater the insulating properties of the door. 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. A value of r 16 offers a 5 reduction in heat flow and a 5 improvement in energy efficiency over a value of r 8.

Overhead door corporation uses a calculated door section r value for our insulated doors. Being compliant in nearly every area including fire resistance and is completely non toxic non carcinogenic and has an r value of a whopping 14 8. If it s not insulated then an r 6 value will do. Should you be concerned about r value in choosing your garage door.

An r value of 16 is not twice as good as an r value of 8. By basing much of your decision by looking at the highest advertised r value you may be neglecting other important considerations in evaluating what door is best for you. It s also made of various layers of foil and lightweight metals making this an extremely lightweight offering and can therefore be much easier to install. In the two test doors shown above the advertised r value of the polystyrene door is 9 1 while the polyurethane door r value advertised is 17 50.

It does not offer twice as much thermal resistance or twice the energy savings. Higher is better when looking at garage door r values but it s not the only factor to consider. And in a few instances this may be true. Actively cooled or heated garages should have a garage door with an r value of r 13 or higher to save on energy costs.