When the attic becomes part of the home to be heated and cooled open wall gable vents and roof vents are no longer feasible but the underside of the roof the sheathing and rafters can still.
Attic is open in garage.
Using the measurements from your loft ladder kit you should cut a square out of your garage roof.
The garage ceiling has a door to the attic.
I have a wireless thermometer set pair that allowed me to do a one day test.
For having the air conditioner running almost continuously this summer i thought my utility bills were not that expensive.
Now i know the way the rats are getting up there is through this very easy to access hole.
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.
This will give you access to your attic storage.
The next step is to create the attic.
Over a 24 hour period compare the differences in peak temperatures between the outside north in the shade and inside the garage maximum.
This insulation is penetrated if you open u.
Our only attic opening is a very large always open space above wall height in our garage.
Step 2 create an attic.
Will the garage stay cooler with the trap door closed or open.
During this brutally hot summer of 2012 i ve left the garage access door open and it dropped the temperature in the attic substantially.
Opening your automatic garage door will let cool air and a draft in.
The first thing you need is access to the attic.
I think you should do the reverse one.
In the garage is an access door to the attic.
As you know cold air settles and hot air rises.
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.
To get up there you just lean a latter against the wall and climb on up.
This insulation resists the heat from the terrace to pass it directly to the living room.