Raising A Garage Side Door Threshold

Replace the weatherstrip first before attempting to raise the threshold.

Raising a garage side door threshold.

Being 20 feet long this garage door threshold allows you to easily trim it for any opening of practically any size. The door threshold shouldn t be raised so much that it poses a potential tripping hazard. Also if you have a sloped driveway or an uneven garage floor and water is seeping under your garage door the door seal adds a 1 2 in. Learn how to install a new door threshold and sill in just a few hours.

Cut the new threshold to fit using a jigsaw or circular saw. Adjust and perfect the cuts with a handsaw if necessary. It fits tightly between wall studs and under the jambs and casing so it has to be cut before it can be removed. If you have a gap wider than a quarter inch it is probably due to an improperly sized door.

The threshold will have to have notches on each side to fit around the door jambs. The sill is beveled on one side to drain water away from the house. A small gap can best be corrected by replacing the weatherstrip. The line between the top of the weatherstrip and the bottom of the door should always be snug.

Mark the new threshold based on your measurements. The size along with the composition makes the model the best garage door threshold for warped old wood garage doors the kinds that include gaps overall uneven garage floors and poor drainage areas. The garage door threshold seal creates a tight seal for your garage door which will keep leaves dirt water and snow from being blown under the garage door by the wind.