How To Replace Exterior Door Threshold Aluminum

Take out the screws with a screwdriver or screw gun.

How to replace exterior door threshold aluminum. How to Install an Aluminum Door Threshold. When the door is closed the vinyl gasket presses against the bottom of the door. Therefore for high-traffic areas the opening and doors should be equipped with thresholds that can transition between different flooring materials and to adjust for.

Secure the new exterior threshold. Secure the new interior threshold. The first task of exterior door threshold replacement is to remove the existing threshold from your door and prepare the area for the new one.

We recommend installing a sill cover on top to prolong the life span of the wood sub-sill and match it to the new threshold the wood sub-sill never needs to be painted. Next examine the old door threshold. They go up through the aluminum from the bottom into the jambs and maybe the trim.

Measure the opening for new threshold. Begin by removing your existing threshold from your door. Some styles fit between the two side door jambs while others are mounted under the jamb ends.

Remove the door jambs. For many exterior doorways a threshold is installed at the bottom of the door to smooth transition between spaces. Secure the new exterior threshold.

36in_ExtSill Menards SKU. Remove the existing threshold. Apply a uniform layer of exterior silicone sealant on the surface of the concrete.