Insulated Garage Doors U 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.

Insulated garage doors u value.

Comparing insulated garage doors. These r values are a sum meaning this should be the total r value once you add up the entire depth of insulation. R value a garage door s r value represents its ability to slow the transmission of heat. Higher r values mean that less heat passes through the door.

The higher the r value the better the insulation in the door. Find your zone on the map and then use the above insulation r value chart to determine the level of insulation you need to properly insulate your attic walls floors and crawlspaces. An r value is determined by the thickness of insulation and by its chemical properties. An attached garage that s on the chilly side can make it hard to keep adjoining rooms comfortable without driving up your heating bill as the cold air passes through the walls and makes.

Classic steel model 8500 has the highest level of garage door insulation for our residential doors with an r value of 16 22. 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. Garage door insulation is of limited value anyway given the other areas of the garage that are equally problematic in terms of heat loss. The floor of your garage is probably built on a slab which means that it isn t insulated and is an ongoing source of energy transference.

The lower the number the lower the energy loss and therefore the better the thermal performance. This adds insulation to the garage door without impeding its functionality. A guide to choosing insulated garage doors if you re struggling to lower your home s energy costs your garage may be the culprit. Here is a brief definition of each.

An r value is a measure of how effective a material is at insulating a garage door against heat loss. These doors are usually constructed from steel with pu foam insulation. The effectiveness of the insulation is expressed as an r value which is a measure of thermal resistance to heat flow. Model 5740 17 5 r value.

Polyurethane garage door insulation provides thermal efficiency 9 31 r value. Model 5720 12 76 r value. This is the most common measurement for insulation in garage doors. U factor will vary between 0 66 and 1 00 depending on finish and color selection.

Garage door r value. Garage door insulation use a special foil backed blanket insulation to fit over the inside of the garage door.