Set the garage door so it closes leaving about 1 foot gap at bottom also lets cats come and go as they wish.
Leave attic door open.
The garage ceiling has a door to the attic.
No it wouldn t your attic isn t as insulated as the rest of your house and your a c pulls air in to your return air vent to cool your house.
You may only need access a few times a year depending on the.
Always keep all of the doors open when running central air conditioning.
During the hot months many people leave their garage doors open in the day or there is even a screen door type covering for a garage.
This insulation is penetrated if you open u.
So leaving your attic open the a c would just pull hot.
I m in southwest florida and it heats up pretty much 8 or 9 months.
It s usually the rope or pull cord if you have a drop down attic door that ruins the.
Most effective ventilation uses a ridge and soffit continuous ventilation system but even these designs can vary from roof to roof.
Central air runs off a blower fan and the system is balanced for whole house cooling.
Closing a door unbalances the system.
When i open the attic door in the garage heat comes pouring down.
My garage door and window are opened all day anyway.
Your attic acts as an insulation between the terrace and the living room.
If you have an attached garage with attic space above it as well as a garage based attic access ladder or access hole you can use one of our favorite cooling tips.
How to hide an attic door in a ceiling 1.
I m thinking of making a screen opening for the attic door to release the pent up heat.
This insulation resists the heat from the terrace to pass it directly to the living room.
Open your automatic garage door until it s 2 4 inches or so off the floor enough to let cool air in but not a burglar or the neighbor s dog.
Get rid of that pull cord.
A very high level of attic floor insulation r 40 or more would delay the heat penetration through the insulation until the cooler evenings at which time night radiation takes over.
I think you should do the reverse one.
That tells me that you probably need more insulation in your attic to reduce the radiant heat through the ceilings which you experience when the access door is not open.
Keep in mind other critters especially of the slithering variety can find their way through this gap.
If you don t know how your roof vents work or if you re unsure about your attic ventilation in general you should talk to a roof inspector about.
Lacking these i did the following.
