P.o Fasten a new garage door bottom seal to a wood garage door. Push the track into wet caulk and against the door bottom. Clamp it into place. Then drill and the track to the back of the door using in.s..Pry open the slots that serve as a track for the bottom rubber gasket on either end of the garage door, using adriver. Straighten the tracks along the bottom of the door with thedriver to make it easier to insert the new garage door seal..How do you know when it’s time to replace the rubber seal on your Garage Door and what kind do you need? A common Garage Door Service we receive is often about the rubber seal. Over time the rubber seal on your garage door will start to show signs of wear and tear. Changes in the weather as well as harsh rains can cause this. Rubber .Replacing your bottom seal on your garage door can be a little confusing, especially considering there are so many different parts to weather.ping on a garage door, such as retainers, inserts, and seals. This is an explanation of how to replace the Astragal, or more commonly known as the bottom seal insert for your garage door..Steps are to seal the sides of the garage door. Find the adjustableckets which are on one side of your garage door. Once you have located theckets, use a ratchet and socket to loosen the bolt on one of theckets that is connecting to your garage door, and not the one that ised into the garage wall..
Make weather garage door seals, replace rotted trim with maintenance free vinyl and clean up a rusty track. Do it yourself and save a bundle. Lift the garage door to about ft. high and pull the old garage door bottom seal out through the gap behind the door track. Lubricate the rubber with .M D Building Products Garage Door Bottom Rubber, Feet, Black Garage Door Bottom Seal Amazon.com.