Weatherstrip the edges and put a piece of rigid foam board insulation on the back of the door.
How to seal a attic door.
Scuttle hole covers and pull down attic stairs loosely fit into the attic access hole they are covering.
Apply self adhesive foam weatherstrip tape to the top edge of the stop.
Once you have the materials you can begin to seal and insulate the knee wall access door through these steps.
Cut 1 3 boards to fit the perimeter of the opening and nail them on with 6d finish nails.
If you have pull down attic stairs or an attic door these should be sealed in a similar manner.
Measure the size of the attic access door and cut a piece of insulation slightly larger than that.
Insert the tip of a utility knife into the crack where the door makes contact.
Cut a piece of fiberglass or rigid foam board insulation the same size as the attic hatch and nail or glue it to the back of the hatch.
Bump the door lightly with the.
Seal the attic access.
This way it will create a seal when the door is closed.
Scrape away any paint or caulk around the perimeter of the door using a putty knife.
Cut the tip.
Once you have added new weatherstripping and cut a piece of insulation for the back of the door you will want to complete this project with a hook and eye fastener that compresses when you latch the hook.
The gaps between the edges of the access doors and the trim surrounding the hole allow.
Weatherstrip the attic access hatch or door.
Use a hammer to drive nails through the material and attach it to the attic door frame.
Don a face mask and safety glasses.
How to fix a poor seal on an attic door 1.