Insulating the garage attic.
What type of insulation for garage attic.
Fiberglass is the most commonly used type of insulation in garages just as it s the most popular type in homes.
A contractor will come and open up a hole in the wall pump in a cellulose insulating material and then patch up the opening.
Both can be added to uninsulated attics or layered over existing material.
Once you ve decided which type is best for you examine the material options and prices to home in on the right product.
If you re lucky enough to have a ceiling and attic access to your garage adding a basic level of insulation up there is a good idea.
It s sold in pre cut batts and long blankets that fit between wall studs and ceiling joists.
Loose fill or batt the common term for blanket insulation.
While some ceilings in the southwestern part of the united states require a minimum of r 19 insulation most attics or ceiling areas require a minimum of r 38 in the ceiling.
Check garage walls and ceilings that are adjacent to conditioned spaces.
R values vary based on the type thickness and density of the insulation material.
Check behind knee walls which are walls between living spaces and the garage or attic.
If you already have drywall installed around your garage but don t have it insulated then blown in insulation may be the answer.
R value measures how resistant types of insulation are to heat flow.
Insulation is rated by its r value.
A higher insulation r value usually means a higher price point as well.
However if your attic gets very hot in the summer insulating the ceiling may reduce some of the heat transferred from the attic to the garage space via conduction through the ceiling materials.
Sebring estimates it costs about 50 cents to 1 25 per square foot to insulate a garage.
This will allow you to add the needed insulation.
Garage insulation costs vary based on the size of the space and the insulation you purchase.
Although it won t cut down on the noise insulating the attic of your garage will make it possible to heat or cool the space with a small space heater or window air conditioner.
You can also get loose fill fiberglass which it suitable for blowing into a garage attic space above a finished ceiling.
Exterior walls and floors.
Turn off the electricity then remove an electrical outlet cover for a view of exterior insulation.
For every type and material of insulation check the r value per inch of thickness that the manufacturer has listed.
Insulation decreases the amount of heat entering from outside when it s hot and traps warmth inside when it s cold.
For diy attic insulation you ve got two choices.