Overhead Garage Door R Value

If you are interested in insulating a garage door yourself this video will walk you through everything you need to know.

Overhead garage door r value.

If you have ever shopped for a new garage door you have probably come across an r value. However it is questionable whether a calculated r value is the appropriate measure of a garage door s. See chart for r value comparisons. The higher the r value the better the insulation in the door.

U value is a measure of the flow of heat through an insulating or building material. The lower the u value the better the insulating ability. 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. The higher the r value the better the insulation.

Model 5720 12 76 r value. At quality overhead door we understand the importance of comfort and efficiency within your local toledo oh home that s why we stock and install the highest quality garage doors from clopay the leading. 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.

Many models of garage doors now offer different levels of insulation which are rated by r values. The use of r values in promotional material for overhead garage door manufacturers has been accepted primarily because it is easier to understand for the consumer. Model 5740 17 5 r value. While overhead door advertises their model 494 495 thermacore door has an r value of 17 5 a claim like competitors claims is presumably based on a center of panel measurement installed door test reports show a u factor of 0 16 equivalent to r 6 25.

Garage doors with high r values. Thermacore construction provides a continuous layer of foamed in place cfc free polyurethane garage door insulation sandwiched between two layers of corrosion resistant steel for maximum thermal efficiency. Classic steel model 8500 has the highest level of garage door insulation for our residential doors with an r value of 16 22. Without these weatherproofing features the cold or heat will reduce the energy efficiency of the door.

Garage door r value. Here are the answers to some of the most. R values specifically measure the insulation s ability to resist heat flow. Polyurethane garage door insulation provides thermal efficiency 9 31 r value.

For example the door s description may read 16 ft x 7 ft r value 6 5. For converted spaces like home gyms or office consider a garage door with at least an r value of 16. Shoppers may get the impression that this number is important and it is but most are unsure about what it is or why they should even pay attention to it when choosing a garage door.