How do I fill the gap between my garage door and floor?

How do I fill the gap between my garage door and floor?

It's possible that the concrete floor of your garage has settled over time, leaving a gap between it and the bottom of the door. If this has happened to you, you can add more concrete to the floor in order to bring it back up to the right level. This will help you create a flat and level surface, so the gap will close.

How do I adjust the tension on my garage door?

The wrong size spring can cause very serious problems with your garage doors. … A properly fitted spring or springs will create a safe, balanced garage door. A spring that is too small or too large can damage your opener, wear on your cables, cause a safety hazard, and more.

How do you release tension on a garage door cable?

A 2×4 laid flat is convenient for setting an ideal door-to-rail distance. The top of the door should be level with the top of the motor unit. Do not position the opener more than 4" (10 cm) above this point.