Knee wall doors provide access through the knee walls to the unconditioned parts of the attic.
How to keep attic door from opening.
If your hatch rests directly on the moldings add 2 1 2 inch wide stops around the opening.
Cut a piece of foam the size of the exterior dimensions of the box for the lid.
Pull down the folding stairs climb up and unzip the.
Sealing the attic hatch or door finish up by sealing the access hatch with self sticking weather stripping.
Its best if you can arrange a ventilation fan to the attic space or open the window vents if you have in attic.
If the door doesn t have these weather strip it to provide a tight seal and make sure the latch pulls tightly against the frame.
This will allow to cool down the temperature of air within the attic apace and ultimately will provide better insulation to heat.
Tape the lid to the top of the box along one of the long edges with foil tape.
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.
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.
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.
Lacking these i did the following.
Keep in mind other critters especially of the slithering variety can find their way through this gap.
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.
Position the box over the opening making sure it is square.
Clean the floor around the attic stairs so the tape will adhere well.
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.
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.
The garage ceiling has a door to the attic.
Set the garage door so it closes leaving about 1 foot gap at bottom also lets cats come and go as they wish.
The cover is flexible and is attached to the attic floor for a good seal.
The stops provide a wider surface for attaching the weatherstrip and a space to mount hook and eye fasteners.
You can buy knee wall doors that have built in insulation and weather stripping.
