How Long You Are Without the Door
A straight swap on a standard double door, same size and same opening, usually moves fast once the door is on the truck. What slows things down in Potomac is how many houses here were built between 1938 and 2014, with the bulk going up in the 1960s and 70s.
Nonstandard openings slow
That means openings that don't always match today's stock sizes, trim that's been painted over a dozen times, or a header that needs a look before a new door goes in square. If your opening is a standard size, you're not waiting long.
Custom order lead time
If it's a custom width, or you want a specific insulation rating for the cold winters here, that door has to be ordered, and ordered doors sit on a lead time we don't control.
Catalog versus special order
We'll tell you straight which bucket your job falls into before you commit to anything, not after the deposit's down. That's the one honest limitation worth saying up front: a catalog door is fast, a special order is not, and we won't pretend otherwise to close the job.

How It Shows Up
On a lot of the original doors still hanging in Potomac garages built in that 1960s-70s run, the tell isn't one dramatic failure. It's a door that's gotten heavy to lift by hand, hardware that binds halfway up the track, or a bottom panel with rust creeping in from the inside where nobody looks.
Uninsulated seams separating
Steel doors from that era were rarely insulated, and this area sits in a cold-climate band with severe winter swings, so the panel skin expands and contracts season after season until the seams start to separate.
Daylight at door edges
Sometimes it shows up as daylight around the edges when the door's shut, which just means the panel's warped enough that the weatherstrip can't do its job anymore.
Extra weight overloads springs
Sometimes it's a spring that finally gives out because it's been fighting a door heavier than it was ever rated for, after decades of someone bolting on extra insulation or a new opener motor. None of that means the opener is broken. It usually means the door itself is the problem, not the parts bolted to it.
What You Pay
What a new door costs depends on size, material, and how much insulation you want for a winter here, more than on anything we can quote in general terms.
Single versus double pricing
A standard single door in bare steel costs less than a double door built with a foam core rated for the cold swings this area sees. We're not going to throw a number at you that doesn't match your opening, because the range between a basic garage door and a fully insulated custom one is wide enough that a generic figure would just be wrong for your house.
Price drivers list
What we can tell you is what drives the number: width and height of the opening, whether the track needs to change to fit the new door, window inserts if you want them, and insulation level.
Matching existing openings
Across the service area's 104,445 owner-occupied houses, a good share are still running the door they were built with, which means a lot of these jobs involve matching an old opening rather than starting from a blank wall. We'll walk the opening with you and price what's actually there before anything's final.
What Causes It Around Here
Most houses on this side of Potomac went up between 1938 and 2014, with the median landing around 1970, and that era of construction is exactly where the trouble starts. The original steel sectional doors on many of those 1960s and 70s builds are reaching the end of their service life, and the torsion hardware that came with them wasn't built for the load of a heavier replacement door layered on top over the years.
Potomac sits in a cold-climate zone with severe winter swings, which stresses old uninsulated panels and the metal track they ride on. Steel contracts in the cold, and an old door with no thermal break moves more than a newer insulated one, which is why seams separate and panels bow on exactly the houses you'd expect, the older ones.
This pattern isn't unique to one street. Homes as close as Cabin John, three miles off, and Travilah, four miles out, share the same 1960s-70s building run, and so do houses further out toward Brookmont and North Potomac. The housing stock across this part of the county came up in the same few decades, which is why the same door failures keep showing up on the same kind of garage, regardless of which named area it sits in.
Talk to a local pro
Garage door service in Potomac?
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