Auburn Box Gutters

Box gutters are a specialty product — larger, wider, and built for architectural applications where standard K-style won’t do. Gutter Seattle installs and repairs box gutters throughout Auburn and King County, including 7″ commercial box systems and custom configurations for historic or architecturally significant properties. If your Auburn home or building requires box gutters, we have the fabrication capability and the experience to do it right.
What Are Box Gutters and When Are They Used in Auburn?
Box gutters — also called square gutters — have a rectangular profile rather than the curved K-style profile common on most residential homes. They’re used in several specific applications: commercial buildings and multi-unit residential where higher water volume demands a larger channel; historic homes where box gutters were original to the architecture; and newer construction where the roofline design calls for a clean, geometric gutter profile. In Auburn, we most commonly install box gutters on commercial properties, Craftsman and historic homes, and modern flat-roof or shed-roof residential designs.
Box Gutter Services Available in Auburn

Do you install commercial box gutters in Auburn?
Yes. We install 7″ commercial box gutters for commercial buildings, multi-family residential, and institutional properties in Auburn. Commercial installations include appropriate downspout sizing and placement for the building’s drainage load.
Can you repair existing box gutters in Auburn?
Yes — we repair leaking joints, replace failed sections, re-slope sagging box gutter runs, and address fascia or structural issues behind box gutter systems. We assess the full system before quoting to give you an accurate picture of scope.
What materials are box gutters made from in Auburn?
We fabricate box gutters in aluminum, which is the standard for most Auburn applications — low maintenance, corrosion-resistant, and paintable. For historic properties, we can source copper box gutters or galvanized steel where architectural authenticity requires it.
Frequently Asked Questions
How much do box gutters cost in Auburn?
Box gutter installation in Auburn runs higher than standard K-style due to the larger material size and more involved fabrication. Residential applications typically start around $1,500; commercial projects are quoted based on scope. We provide free estimates for all box gutter projects.
Can box gutters handle heavy Pacific Northwest rainfall?
Yes — box gutters are designed for high-volume drainage. The larger channel cross-section moves more water per linear foot than standard gutters, making them well-suited to Auburn‘s sustained winter rainfall.
Do you fabricate box gutters on-site in Auburn?
Yes. Like our standard seamless gutters, we fabricate box gutters on-site to your exact measurements — no stock lengths, no unnecessary seams.
Need box gutters installed or repaired in Auburn? Call (206) 880-0408 for a free estimate. We’ll assess your property and give you a clear quote with no surprises.