Garage Door Installation for Dunwoody's 1960s-70s Housing Stock

Time on the Job

A straight swap on an existing opening, where the framing and header are sound, is a one-truck, same-day job for most Dunwoody houses. Houses here mostly date to the 1960s and 70s, with the broader range running 1951 to 2007 and a median build year around 1978, so we're usually not guessing at an unknown opening size - we've seen the same jamb depth and header height on the next street over. Where the job runs longer is when the opening itself has to change: widening a single door to a double, or squaring up framing that's racked out of true after decades of settling, which shows up more in the older pockets of the 25-plus named areas we work across. We tell you on the walk-through, before the truck is loaded, whether you're looking at a swap or a framing job, because those are two different afternoons. We don't quote a flat number for every house, because the honest answer depends on what's behind the existing door, not on the address.

What the Fix Involves

Installation starts with pulling the old door, springs, and track, then checking the header and jambs for square - critical on the older end of Dunwoody's 1951-2007 housing range, where lumber has moved over fifty-plus years. We set new track and spring sized to the door weight, not a generic chart size, because an undersized torsion spring on a heavier insulated door is the single most common comeback call we get on new installs done by someone in a hurry. For this cold-moderate climate band, we lean toward insulated panel doors with sealed bottom astragals rather than single-skin steel, since a non-insulated door in a winter cold snap will sweat and ice at the weatherstrip here in a way it wouldn't in a warmer band. Opener mounting, travel limits, and safety reversal get tested before we leave, every time. The one thing we won't do is install a door on framing that's still failing - if the header's rotted or the jamb's pulled away from the slab, that gets fixed first, even if it adds a day.

What You Are Seeing

If you're searching for installation rather than repair, you're probably looking at one of three things: a door that's original to a 1960s or 70s build and has outlived its hardware, storm or impact damage to panels that can't be patched, or an opener and door that are mismatched after a prior repair. On the median-1978 housing stock that makes up most of Dunwoody, original doors were sized for openers and spring systems that haven't been made in decades, so a straight repair often means hunting parts nobody stocks. Owners in the owner-occupied houses across this service area tend to replace rather than keep repairing once a door hits that point, because the labor cost of chasing obsolete torsion hardware adds up past what a new door costs. If your door still opens and closes smoothly and the spring is rated for the panel weight, you likely don't need installation - you need a repair, and we'll tell you that instead of selling you a door you don't need.

Why This Fails Locally

The failure pattern here traces straight back to the housing stock. A home built in the 1960s or 70s carries torsion or extension hardware sized to the lighter, uninsulated steel doors of that era. Decades on, owners often swap in a heavier insulated panel door without upgrading the spring, and the original hardware - rated for a lighter load - burns out early. In this cold-moderate climate band, that strain compounds: cold tightens up grease in bearings and plates, so an already undersized spring works harder through the winter months than it would in a warmer region. We see this pattern across the older pockets closer to the Doraville and Chamblee lines as much as the newer sections nearer Peachtree Corners, which tells us it's the build era driving the failure, not any one neighborhood. That's also why installation here isn't a one-size job - matching spring and opener to the door you're actually putting in matters more than it would on newer stock.

Frequently asked questions