In short: seamless gutters are made on site from a coil of painted aluminum, one piece per wall. In Jacksonville they cost about $6–$10 per foot for 5" and $8–$14 for 6", installed. Because there are no seams along the run, the usual leak points of a sectional system are simply not there.
Seamless versus sectional
Sectional gutters come from the store in 10-foot lengths. Each length is joined to the next with a connector and a bead of sealant, so a 40-foot wall has three joints before you count the corners. Florida heat cycles that sealant every day of the year, expanding the metal in the afternoon sun and shrinking it overnight, and after a few summers the joints start to weep. Water then runs down the face of the fascia, which is how a small drip turns into a rotten board.
A seamless gutter is cut to the exact length of the wall. The only joints are at mitered corners and at the outlets where downspouts drop, and those are riveted and sealed by hand.
| Seamless option | Estimated price | What changes it |
|---|---|---|
| 5" seamless aluminum | $6–$10 / ft | Corners, stories |
| 6" seamless aluminum | $8–$14 / ft | Roof size, hanger spacing |
| Removing old sectional gutters | $1–$2 / ft | Material, condition |
These are estimates built from published Jacksonville and Florida cost data. A written quote after we measure replaces them.
What the machine actually does
The roll former sits on our trailer. Flat coil feeds in one end and a finished K-style profile comes out the other, curled lip, flat back and all. We measure each wall, run that exact length, and carry it up in one piece. On a long two-story wall that can mean three people walking a 45-foot gutter up ladders together, which is the main reason the job is not a weekend project.
Colors and coil
Coil comes pre-painted in a range of whites, creams, tans, browns, grays and black. We bring color samples to the estimate so you can hold them against your trim in daylight, because the same white can look blue or yellow next to different paint. In communities with an architectural review board, we can give you the color name and number for the application.
Is aluminum the right material here?
For most Jacksonville homes, yes. It does not rust, it handles salt air better than galvanized steel, and it is light enough to hang without stressing older fascia. Vinyl is cheaper but goes brittle under years of Florida sun. Copper outlasts both and suits certain houses; see our copper and half-round gutters page if that is the look you are after.
Seamless gutters: questions
How long do seamless aluminum gutters last?
Twenty years or more is common when they are hung well and kept clear. Hangers and sealant at the corners are what usually need attention first.
Can you match my existing gutter color?
Usually close, but faded paint rarely matches new coil exactly. Replacing a whole wall or side looks better than patching one piece into an old run.
Are seamless gutters worth it over sectional?
In this climate we think so. Fewer joints means fewer leak points, and the price difference on an average house is smaller than most people expect.
Last reviewed October 8, 2026.