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By Gutter Supply Chicago · 1816 S Trumbull Ave, Chicago, IL
Seamless vs sectional gutters is the first choice on many gutter jobs. Seamless gutters are formed on site from coil in one piece per run; sectional gutters are joined from shorter pieces. This guide compares them for contractors in Chicago.
Seamless gutters are formed on the job site from aluminum coil, so each run has no joints except at corners and ends. That means fewer leaks and a cleaner look. Sectional gutters come in shorter pieces that are joined with connectors, which makes them easier to transport and repair, but every joint is a possible leak point.
| Seamless | Sectional | |
|---|---|---|
| Made from | Aluminum coil formed on site | Pre-cut pieces |
| Joints | Only at corners and ends | Every few feet |
| Leak risk | Lower | Higher at each joint |
| Equipment | Gutter forming machine | Hand tools |
| Best for | Most full-home installs | Small jobs, repairs, vinyl systems |
Fewer joints mean fewer leaks and less maintenance. Seamless runs also look cleaner from the street, which homeowners notice. Crews form them on the job site from aluminum gutter coil, cutting each run to the exact length.
Sectional gutters work for short runs, sheds, garages and repairs where bringing equipment is not worth it. Vinyl gutters are always sectional. Sections are joined with slip joint connectors and sealed with gutter sealant.
Coil thickness affects how well a seamless gutter holds up. Read our gutter coil gauge guide and compare gutter materials before you order.
Gutter Supply Chicago supplies coil for seamless gutters plus gutters, connectors and sealant for sectional jobs, with job-site delivery across our service area. Call (312) 823-7355.
For roofing and drainage best practices, see the National Roofing Contractors Association.
For most homes, yes. Seamless gutters have fewer joints, so they leak less and look cleaner.
Yes. Seamless gutters are formed on the job site from aluminum gutter coil using a gutter forming machine.
Yes. Damaged sections can be cut out and joined with a connector and sealant, or the run can be replaced.
Gutter Supply Chicago supplies aluminum gutter coil with same-day quotes and job-site delivery. Call (312) 823-7355.
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