Step 2 create an attic.
Attic is open in garage.
During this brutally hot summer of 2012 i ve left the garage access door open and it dropped the temperature in the attic substantially.
This insulation is penetrated if you open u.
For having the air conditioner running almost continuously this summer i thought my utility bills were not that expensive.
Our only attic opening is a very large always open space above wall height in our garage.
I have a wireless thermometer set pair that allowed me to do a one day test.
In the garage is an access door to the attic.
Now i know the way the rats are getting up there is through this very easy to access hole.
Opening your automatic garage door will let cool air and a draft in.
Using the measurements from your loft ladder kit you should cut a square out of your garage roof.
As you know cold air settles and hot air rises.
Over a 24 hour period compare the differences in peak temperatures between the outside north in the shade and inside the garage maximum.
Will the garage stay cooler with the trap door closed or open.
You may be able to add extra trusses to the garage in order to secure the attic properly.
This insulation resists the heat from the terrace to pass it directly to the living room.
Your attic acts as an insulation between the terrace and the living room.
The first thing you need is access to the attic.
Opening your attic access panel will draw that air into the attic and help to push the hot air up there and out through the roof vents assuming you have proper attic ventilation.
Then prop open the garage s attic access ladder by about 12 inches or enough to let a sizable draft enter your attic.
The garage ceiling has a door to the attic.
The primary reason to insulate any part of the home is to provide a thermal barrier between conditioned heated or cooled interior space and the outdoors or unheated spaces such as an unfinished.
I think you should do the reverse one.
This will give you access to your attic storage.