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Owens Corning Gutter Replacement: The San Diego Owner’s Guide
Owens Corning gutter replacement in San Diego typically runs $12 to $28 per linear foot installed, so a standard 150-foot run on a single-story home lands between $1,800 and $4,200 depending on the profile, accessibility, and whether fascia repair is needed. We carry Owens Corning-compatible aluminum gutter profiles on our trucks and can usually complete a full replacement on a single-story San Diego home in one day. Most owners discover the problem the same way: a gutter pulling away from the roof edge after a winter rain, or water spilling over the sides in one concentrated spot, leaving a telltale line in the flower bed below.
Which Owens Corning Models This Applies To
Owens Corning manufactured residential aluminum gutters in 5-inch and 6-inch K-style profiles, along with half-round styles in select markets. The most common runs we see in San Diego are 5-inch K-style, which handles the rainfall volume for most homes here, though homes with tile roofs or steep pitches in areas like Clairemont Mesa or La Jolla may have been upgraded to 6-inch at original install. To identify yours, check the inside of the gutter for a stamped manufacturer mark, or measure across the top opening: 5 inches for the standard profile, 6 inches for the larger one. Aftermarket seamless aluminum gutters match the OEM profiles exactly, and in most cases the aftermarket option comes with a thicker gauge than the original Owens Corning stock, which matters along the coast where salt air works on thin metal faster than the manufacturer’s usual inland lifespan estimates.
One compatibility point worth knowing: Owens Corning used a plastic hidden hanger in some early 2000s installations, and those hangers are a common failure point, not the gutter itself. If your gutters are sagging but the metal is intact, replacing the hangers with modern steel or heavy-duty aluminum hangers often solves the problem without the cost of full gutter replacement. We stock both the 5-inch and 6-inch profiles along with the matching hangers, so we don’t have to order parts and come back a second time.
Styles & brands we work with




Signs Your Owens Corning Gutter Replacement Is Failing
- Sagging or pulling away from the fascia board. This usually means the hangers have pulled loose from the fascia, a problem we see often in San Diego homes with older wood fascia that’s softened from decades of marine-layer moisture. The gutter itself may still be sound.
- Water spilling over the front edge in one spot. A clogged downspout forces water to back up and spill over, but a persistent spill after cleaning usually means the gutter pitch has shifted, often because a hanger has failed and the run now slopes wrong.
- Visible seams separating or dripping. Owens Corning gutters in San Diego were often installed in 10-foot sections joined at seams, and the sealant at those joints dries out and cracks in our heat. Seam separation is the signal that replacement is close, not a repair you’ll want to repeat every year.
- Staining or streaking on the metal itself. Salt air in coastal communities like Pacific Beach and Point Loma accelerates oxidation on aluminum gutters, especially if the factory finish was scratched during installation. Once you see white powdery spots or rust-colored streaks, the protective coating is gone and the metal is thinning.
- Water pooling near the foundation after rain. If the downspouts are clear but water still collects at the base of the wall, the gutter is likely cracked or rusted through somewhere along the run. In San Diego, even a small crack can send enough water against a stucco wall to cause damage over two or three winters.
See the difference
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After
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AfterReplacement Cost & What’s Included
Plan on $12 to $18 per linear foot for 5-inch seamless aluminum gutters in San Diego, and $16 to $28 per linear foot for 6-inch profiles, including removal of the old gutters, new hangers, new downspouts, and a written line-item price before any work starts. Two-story homes run higher because of ladder access and longer downspout runs. If we find rotted fascia board underneath during the removal, we’ll stop and show you before replacing it, and that work is priced separately and approved by you first. Our 365-Day Done Right Promise covers every gutter replacement: if anything isn’t right within a year, we come back and make it right, in writing, at no charge.
DIY or Call Us?
Gutter work at ground level is something a homeowner can inspect safely: look for separated seams, pulled hangers, and water stains on the fascia. What a homeowner shouldn’t do is work from a ladder against the roofline to swap gutters themselves, because the combination of long metal sections, a ladder on uneven San Diego slopes, and fresh sealant creates real fall risk. We’ve repaired enough DIY gutter installs where the pitch was set wrong and water pooled at the corner that we’d rather save you the redo. Call (619) 810-5520 and we’ll take a look, give you a written price, and if you’d like, replace the gutters the same week.
FAQs
Aluminum gutters in San Diego typically last 15 to 20 years, less in immediate coastal areas where salt air accelerates metal fatigue. If your gutters are older than 15 years and showing seam separation, replacement is usually more cost-effective than repeated patching.
Call (619) 810-5520 for an exact assessment and a written quote. Estimates are free.
Yes, if the damage is limited to a few hangers or one seam, we can usually repair it in a single visit for a few hundred dollars. If multiple seams are separating or the metal is rusted through in several places, replacement is the honest recommendation.
Call (619) 810-5520 and we’ll tell you which route makes sense for your home, no pressure either way.
A single-story San Diego home with 150 linear feet of gutters is typically completed in one day, including removal, disposal, new gutters, and downspouts. Two-story homes or homes with complex roof lines usually take a second day.
Call (619) 810-5520 for a written estimate and a realistic timeline for your specific home.
Yes, our San Diego crews carry 5-inch and 6-inch seamless aluminum profiles, matching hangers, downspouts, and elbows on the truck, so we seldom need to order parts or schedule a second visit. We also stock compatible parts for GAF and CertainTeed gutter systems if you have a mixed-material home.
Call (619) 810-5520 and we’ll confirm we have what your home needs before we come out.
Whether it’s a full gutter replacement after a storm or a single hanger that’s let go in Clairemont Mesa, our approach is the same: a written price before any work, a technician whose name and photo you receive before the visit, and a photo ID badge at the door. A roof shouldn’t be something you worry about – that’s what we’re here for. Call (619) 810-5520 to schedule your free gutter replacement estimate in San Diego. A live person answers, any time.
Written by Grant Whitlock, Owner, Mercer Roofing Co San Diego at Mercer Roofing Co San Diego, serving San Diego and nearby areas.