Exterior Maintenance/ Parts of the House/ Doors/ Entry Doors/ Exterior Doors/

How to Install a Basement or Cellar Door


Remove an old basement door and replace it with a new entry way.

How to remove an old steel basement door and frame and replace it with a light weight, rust-proof polyethylene model. How to remove rusted and deteriorated fasteners. How to fit, seal and attach a new door.

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Removing a screw
Step 1

Remove Fasteners on Old Door Frame

Cut, saw or grind off old fasteners using a cold chisel, reciprocating saw or hand-held grinder.

Removing old door frame
Step 2

Remove Doors and Frame

Remove the doors from the frame first to lower the weight. Then lift the frame from the foundation.

Checking the fit of the frame on the foundation
Step 3

Set the New Frame in Place and Check Fit

Set the new frame in place and check the fit on the foundation.

Checking the frame for square
Step 4

Check Frame for Square and Mark Mounting Holes

Check to see that the frame fits properly on the foundation.

Drilling a mounting hole
Step 5

Drill Mounting Holes and Install Anchors

Drill the anchor holes using a carbide masonry bit. While an ordinary rotary drill will work, a hammer drill makes the boring job go faster. Insert the anchors into the holes and tap them flush.

Applying sealant
Step 6

Apply Sealant

Apply a good quality silicone sealant to the top of the foundation and to the portion of the frame that will be in contact with the side of the house.

Setting the frame in place
Step 7

Set Frame in Place, Install Fasteners, Seal

Set the frame in place, position it on the foundation and check again for square. Attach the frame by inserting lag screws into the anchors and tightening.

Installing basement doors
Step 8

Install Doors

Install the doors according to the manufacturer's instructions and adjust if necessary so they operate freely.

Installing side panels
Step 9

Install Side Panels

Install side vents in one of three ways: by putting in a clear panel and creating a small window, by inserting a solid panel or by installing a screen panel and vent.


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