They are a way for insects and pests into your home and defective seals increase the cost cooling or heating.
How to reseal the garage door bottom.
Measure the bottom of the door.
A garage door bottom seal is nothing but a rubber strip that you affix to the garage door s bottom.
You have to keep your garage clean and it s better blocking the grass bugs leaves or any other dirt than cleaning them all the time.
Make sure that you face the inside of the door as you take this measurement.
It can be a vinyl strip too.
Unlike the measurements you took for the top and side seals you will need to measure for the bottom seal by measuring the bottom of the door itself.
Open the door then measure the bottom of the door using a tape measure.
Garage door bottom seal for wood doors.
The flexible material compresses when the door closes sealing the gap along the floor to keep out water dirt cold breezes and critters.
A defective garage door seal will allow many unwanted things to get into your garage.
For example a defective or missing seal will allow dirt debris dust rain and snow to get in.