Don Vandervort, Head Homeboy, has written more than 30 DIY home improvement books, been a segment host on HGTV, served as MSN.com's home improvement expert and written countless magazine articles.
How to Repair a Dented Steel Door To repair a dent in a steel door, buy auto body filler at an auto parts store and follow the label directions...
How to Stop Door Air Leaks If air is leaking around the perimeter of a door, simply replace the weather stripping (if there is any)...
Repair a Fiberglass-Composite Door To repair a dent or ding in a fiberglass door, buy a Corvette body repair kit at an auto parts store; follow the label directions...
Replace a Door Threshold Gasket If you have an exterior door with a threshold that's capped by a rubber gasket—and the gasket is broken or badly worn—you can replace the gasket...
Sliding Door Repairs When a sliding door doesn't work right, the problem is often that the rollers have come off the track, so first check to be sure they're fitted onto the track properly...