Insulated Garage Doors U Value

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

Insulated garage doors u value.

Model 5720 12 76 r value. 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. This is the most common measurement for insulation in garage doors. R value a garage door s r value represents its ability to slow the transmission of heat.

U factor will vary between 0 66 and 1 00 depending on finish and color selection. Installed u factor a tested value of actual energy loss whether heat or cold of an installed door wall or window assembly. 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. Most garage door insulation has an r value of between r 8 and r 12 because it is so thin to fit the space.

Garage door r value. The effectiveness of the insulation is expressed as an r value which is a measure of thermal resistance to heat flow. Classic steel model 8500 has the highest level of garage door insulation for our residential doors with an r value of 16 22. An r value is a measure of how effective a material is at insulating a garage door against heat loss.

Comparing insulated garage doors. An r value is determined by the thickness of insulation and by its chemical properties. These doors are usually constructed from steel with pu foam insulation. 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 lower the number the lower the energy loss and therefore the better the thermal performance. Higher r values mean that less heat passes through the door. Generally these will offer the highest levels of insulation when installed fully behind a garages structural opening and will usually provide a u value of between 1 4 and 2 w m k when fitted. Model 5740 17 5 r value.

If you are shopping for a garage door with insulation you may see a few different numbers provided that measure the effectiveness of the insulation. These r values are a sum meaning this should be the total r value once you add up the entire depth of insulation. Here is a brief definition of each. Polyurethane garage door insulation provides thermal efficiency 9 31 r value.

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. 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.