Metal roofing
Architectural shingles
Tile roofing
GAF
Owens Corning
Flat & low-slopeFree roof inspection with deck photos before we talk money - GAF and Owens Corning certified installation
Boral Gutter Replacement: The Fresno Owner’s Guide
Boral gutter replacement in Fresno typically runs $14 to $28 per linear foot installed for standard profiles, with most single-family homes landing between $800 and $2,400 depending on roofline footage and accessibility. We stock Boral-compatible gutter profiles on our trucks and can complete most replacements in a single visit. Homeowners usually discover the need after a Valley windstorm tears a section loose, or when they notice water pouring over the edge in one spot while the rest of the run drains fine. Sometimes it’s simpler than that: a ladder bump, a fallen branch, or a gutter that’s been sagging for two seasons and finally let go at the seam.
Fresno’s climate does specific things to gutters. Summer heat bakes the sealant at joints until it cracks. Winter rain pools in low spots and works on the fasteners. And the fine dust that blows through the Valley settles in the channels, holds moisture against the metal, and accelerates corrosion from the inside out. By the time most people call us, the failure has been building for a while.
Which Boral Models This Applies To
Boral manufactures gutter profiles under its building products division, and the most common lines we replace in Fresno are the Boral 5-inch K-style aluminum and Boral 6-inch half-round steel profiles. The 5-inch K-style is the workhorse on most homes built after 1980. The 6-inch half-round shows up on older craftsman and Spanish-style homes, particularly in the Tower District and Fig Garden neighborhoods.
Identifying your Boral profile takes about thirty seconds. Look inside the gutter channel at the end cap or at a mitered corner. Boral stamps their name and profile code on the interior wall, typically every eight feet. If the stamp has worn off, measure the opening across the top: 5 inches means K-style, 6 inches means half-round. The bracket spacing matters too. Boral K-style uses clip-in hangers spaced at 24 inches. If someone installed aftermarket hangers at wider spacing, the gutter sags and the seams pull. We match the original spacing, not just the profile.
OEM Boral sections are the right call when you’re matching existing color and finish on a visible run. Aftermarket equivalents, usually from Spectra or Amerimax, work fine on rear elevations or detached garages where a slight color shift won’t be obvious. We’ll tell you which makes sense for your house and why. One compatibility note we see often: Boral’s half-round uses a proprietary bracket that doesn’t accept standard round hangers, so a handyman fix with off-the-shelf parts fails within a season or two. If you’ve got half-round, OEM is the safer path.
Key takeaways:
- We stock Boral 5-inch K-style and 6-inch half-round profiles for Fresno homes
- OEM is best for visible front elevations; aftermarket works for hidden rear runs
- Incorrect hanger spacing is the most common cause of repeat failure
Styles & brands we work with






Signs Your Boral Gutter Replacement Is Failing
- Water spilling over the lip at one spot. The gutter has lost pitch toward the downspout, usually because a hanger pulled loose from the fascia. The rest of the run can look perfect while one ten-foot section overflows.
- Visible sag between brackets. This means the hangers are failing or the fascia board behind them is rotting. On older Fresno homes with wood fascia, the gutter often looks fine while the wood it’s screwed into is gone.
- Rust streaks running down the exterior face. Pinholing has started. Valley dust holds moisture against the metal, and once rust starts at a seam or scratch, it spreads. You can’t paint over it and have it hold.
- Seams separating at corners or end caps. The sealant Boral used has a working life. In Fresno heat, that’s roughly 8 to 12 years before it hardens and cracks. Once a corner lets go, water tracks down the wall and into the foundation perimeter.
- A section pulled away from the house after wind. This is the emergency version. The gutter is hanging by its remaining hangers and will tear further in the next storm. Call before it takes fascia board with it.
Replacement Cost & What’s Included
For a standard single-story Fresno home, expect $14 to $22 per linear foot for 5-inch Boral K-style replacement, including tear-out of the failed sections, hanger replacement, seam sealing, and clean-up. Six-inch half-round runs $18 to $28 per foot because the material costs more and the proprietary brackets add labor. A typical 80-foot home runs $1,100 to $1,800. If we’re replacing the entire system on a two-story, add roughly 20% for ladder and safety setup.
The range comes down to two things: accessibility and what we find when the old gutter comes off. If the fascia boards are solid, the job is straightforward. If they’re rotted, that’s a separate repair we’ll price before we touch the gutter. You’ll have all of this in writing before any work starts, with a line item for materials, labor, and disposal. There is no change order at the door. Every Boral gutter replacement we install is covered by our 365-Day Done Right Promise: in writing, for one full year, and we come back for free if it fails.
See the difference
Before
After
Before
After
Before
AfterDIY or Call Us?
What you can safely do: clear debris from the channels, check that downspouts aren’t clogged, and take photos of any sag or separation you see. That’s useful information. What gets people in trouble is working from a ladder at gutter height while handling ten-foot sections of aluminum in wind. The metal flexes, the ladder shifts, and the gutters are at exactly the height where a fall means a hospital visit. Then there’s the pitch issue: if you install a replacement section without a level and the right fall toward the downspout, you’ve built the next overflow into the system.
Travis Oakley has run too many repair calls on Fresno homes where a weekend gutter fix ended with a damaged fascia and a section of gutter in the flower bed. If you want to try it, that’s your call. But if you’d rather hand it to someone with the right brackets, the right sealant for Central Valley heat, and a background-checked crew in uniform, call (559) 785-2160 and we’ll get you on the schedule.
FAQs
Boral aluminum K-style gutters typically last 20 to 30 years in the Central Valley, but the sealant at seams and corners needs attention every 8 to 12 years. Steel half-round lasts longer structurally but rusts faster in the dust-heavy Fresno climate. If your gutters are over 20 years old and showing seam separation, replacement usually makes more financial sense than patching. Call (559) 785-2160 for an exact assessment of your roofline.
Yes, if the failure is limited to one or two seams and the metal itself is sound. We can re-seal corners, replace end caps, and reset hangers. If the gutter has pinholes, rust-through, or multiple separated seams, patching becomes money spent on metal that’s already near the end of its life. We’ll give you both prices and let the condition of the gutter make the call.
A single-story Fresno home with standard gutter runs takes one day with a two-person crew, including tear-out, hanger replacement, installation, and clean-up. Two-story homes or full-system replacements with rotted fascia repairs can run two days. You’ll have the timeline in writing before work begins.
Yes. Our trucks carry Boral 5-inch K-style and 6-inch half-round profiles, OEM brackets, end caps, and sealant rated for Central Valley heat. If we need a specific color or finish for your home, we order it directly and schedule the install when the material arrives. Call (559) 785-2160 and we’ll confirm stock for your profile before we come out.
Get a Written Price Before Any Work Starts
If your Boral gutters are sagging, separating, or spilling water, call (559) 785-2160. You’ll reach a live person, not an answering service. We’ll schedule a time to measure your roofline, check the fascia, and put a written price in your hands before any work begins. Boral gutter replacement in Fresno doesn’t have to be a guessing game. We’ll tell you what it needs, what it costs, and we’ll stand behind the work in writing for a full year.
Written by Travis Oakley, Owner, Brennan Roofing Co Fresno at Brennan Roofing Co Fresno, serving Fresno and nearby areas.