How To Fix Gap Under Garage Door

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How To Fix Gap Between Garage Door And Floor Garage Car


A gap beneath the garage door is a common issue that can cause a lot of problems. Not only is it an eyesore, but it can also be a security concern. It can allow cold air and pests to enter the house, and if it’s big enough, a person can even fit through it. Luckily, it’s relatively easy to fix this problem.

Step-by-step Solution

The first step is to determine the cause of the gap. If the door is sagging, then it needs to be adjusted. If the door is too small for the opening, then it needs to be replaced. If the bottom seal is worn out, then it needs to be replaced as well.

Once the cause of the gap is determined, it’s time to take action. If the door needs to be adjusted, then it can be done using a screwdriver and a pair of pliers. Start by loosening the screws at the bottom of the door, then use the pliers to adjust the roller. Finally, retighten the screws.


The biggest advantage of fixing the gap is increased security. It will prevent cold air and pests from entering the house. It can also prevent criminals from entering the house, as the gap can be big enough for a person to fit through.


The biggest disadvantage is that it can be a time consuming process. Depending on the cause of the gap, it can take anywhere from a few minutes to a few hours. Additionally, it can be a bit tricky to adjust the roller, so it’s important to take your time and be careful.


In conclusion, a gap beneath the garage door is a common issue that can cause a lot of problems. It’s relatively easy to fix this problem, but it can take a bit of time and patience. The biggest advantage is increased security, while the biggest disadvantage is the time it takes to fix it.

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