Gutter Repair & Installation

Gutters That
Actually
Work.

Free
Inspection & estimate
1-Day
Most installs completed
3-Year
Workmanship warranty

Sagging, leaking, overflowing gutters cause fascia rot, foundation damage, and ice dams — often more expensive than the gutter repair itself. We repair and replace all gutter systems with correct sizing, pitch, and downspout placement. Seamless gutters fabricated on-site.

Seamless gutters fabricated on-site to exact length
Correct sizing & pitch — not just aesthetics
Fascia board repair included when needed

Free Gutter Inspection & Estimate

Get Your Free
Estimate

Repair or full replacement · Same-week scheduling · 3-yr warranty

✓ Free inspection ✓ Seamless available ✓ 3-yr warranty
No obligation · Same-week scheduling · Licensed contractors
Free
Inspection & written estimate
Seamless
On-site fabrication, no joints
3-Year
Workmanship warranty
1-Day
Most installs completed
Fascia Too
Board repair when needed

Why Gutters Matter

Failed Gutters
Damage More Than
Just the Gutters

Gutters are the drainage system for your entire roof. When they fail, the damage travels upward into the fascia and roof deck, sideways into your siding, and downward to your foundation. Most homeowners replace gutters too late — after the downstream damage is already expensive.

1

Gutter fails or overflows

Water pours behind the gutter instead of through it. Starts every rain event.

2

Fascia board absorbs water

The wood fascia behind the gutter wets and dries repeatedly. Rot begins within 1–2 seasons.

3

Rot spreads to roof decking

Rotted fascia allows moisture under the first course of shingles and into the deck. Now it’s a roofing problem.

4

Water pools at foundation

Downspouts discharging too close to the house or clogged cause foundation settling and basement infiltration.

5

Ice dams form (northern markets)

Clogged gutters hold ice that backs water up under shingles. A $400 gutter fix becomes a $4,000 interior repair.

■  How Gutters Fail & What They Damage

FASCIA overflow rot zone water path foundation damage correct drainage away from house Left = failed gutter    Right = working gutter

Your Gutter Profile Determines the Repair

K-style, half-round, box, and fascia gutters each have different profiles, sizing requirements, and repair approaches. Select your type below.

Most Common Residential

K-Style Profile & Cross-Section

Fascia board K-Style gutter (flat back, decorative front) hidden hanger seam / joint (leak point) downspout 5” or 6” wide (5” most common residential)
K-Style Gutters
Flat back, decorative ogee front profile — the standard US residential gutter
Common Sizes
5” & 6”
Material
Aluminum, vinyl, copper
Lifespan (aluminum)
20–30 yrs
Capacity vs. Half-Round
~40% more

K-style gutters are on approximately 80% of US homes. The flat back attaches flush to fascia; the decorative ogee front resembles crown molding. The 5” size handles most residential applications; 6” is used on larger roofs or high-rainfall areas.

Common repairs & causes

Sagging: hanger spacing too wide (over 24”) or failed hidden hangers — re-hang with new spikes or hidden hangers at 18” centres
Leaking joints: original lap sealant dried and cracked — clean, re-seal with polyurethane gutter sealant (not silicone, which doesn’t bond to aluminum)
Pulling away from fascia: rotted fascia behind the gutter — must replace fascia first, then re-hang gutter
Overflow during rain: undersized (5” on a large roof) or pitch incorrect — correct pitch is 1/4” drop per 10 linear feet minimum

Best for

All standard residential applications. Seamless K-style (custom fabricated on-site) eliminates mid-run joint leaks entirely and is our recommended upgrade from sectional gutters.

Historic & Premium Homes

Half-Round Profile & Cross-Section

Half-round profile (U-shaped) 5” or 6” diameter Smooth interior — better self-cleaning than K-style
Half-Round Gutters
Semicircular U-shaped profile — classic look for historic and period homes
Common Sizes
4”, 5” & 6”
Material
Copper, aluminum, galvanized
Lifespan (copper)
50–100 yrs
Mounting
Hangers / brackets (not spikes)

Half-round gutters have a smooth, round interior that sheds debris more easily than K-style and resists corrosion. Very common on Craftsman, Colonial, and Tudor-style homes. Copper half-round is the premium option for historic preservation — it develops a natural patina and lasts 50–100 years.

Common repairs & causes

Bracket failure: half-round gutters hang on brackets, not spikes — corroded or bent brackets replaced individually without removing the full run
Copper patina joint leak: copper joints are typically soldered — re-solder failed joints (never use caulk on copper gutters)
Aluminum section joint leak: re-seal with compatible sealant — matching the gutter radius is critical for replacement sections
Undersized for steep roof: half-round has ~40% less capacity than same-width K-style — upgrade to 6” or add downspouts if overflowing

Best for

Historic homes, Craftsman bungalows, and premium residential where the round profile matches the architectural style. Copper is the premium choice for maximum longevity.

Box Gutter / Commercial Profile

Roof deck Box gutter (built into roof structure) TPO or EPDM liner is the waterproofing layer Liner failure → leak to building below 6”–12” Very common on commercial, institutional, and pre-1960s residential
Box Gutters
Built-in structural gutter channel — integrated into the roof framing
Size Range
6”–18” wide
Liner
TPO, EPDM, or lead
Common on
Commercial, pre-1960s homes
Failure mode
Liner seam failure

Box gutters are built into the roof structure, not hung on the fascia. Very common on commercial buildings, schools, and homes built before 1960. The box is structural wood or metal; the waterproofing is a liner (historically lead, now typically TPO or EPDM). When the liner fails, water leaks directly into the structure below.

Common repairs & causes

Liner seam failure: weld or re-seal TPO/EPDM liner seams using membrane-matched repair materials — never use lap sealant over a TPO seam
Lead liner crack: lead liner is re-soldered at crack points or replaced with modern TPO liner if widespread
Outlet clog or damaged drain: box gutter drains are internal — require rod clearing or outlet rebuild; never use drain chemicals in a lined box gutter
Structural rot below liner: when liner failure is longstanding, the supporting wood structure rots — rebuild required before re-lining

Common buildings

Schools, churches, office buildings, warehouses, and period homes (Victorians, Colonials, industrial loft conversions). Box gutter repair is specialist work — general roofers often misdiagnose the liner as a shingle problem.

Fascia / Integrated Gutter Profile

Rafter tail / deck Fascia gutter: fascia board + gutter in one unit Gutter channel integrated at back of fascia board Soffit panel Common in Australia, NZ; increasingly used in US modern homes
Fascia Gutters
Integrated fascia-plus-gutter unit — the fascia board and gutter are one piece
Profile
Integrated fascia
Material
Aluminum (standard)
Install method
Replaces fascia board entirely
Appearance
Very clean, no visible gutter

Fascia gutters combine the fascia board and gutter into a single aluminum extrusion. The gutter channel is hidden at the back of the fascia, creating a very clean roofline with no visible gutter hanging below. Growing in popularity in contemporary and modern architecture in the US.

Common repairs & causes

End cap sealing: the integrated fascia relies on end caps at corners — failed end caps are the most common repair; replace and re-seal with fascia-compatible polyurethane
Downspout connection: outlets punch through the fascia — connection must be watertight; replacement requires matching fascia extrusion profile
Section replacement: damaged sections require sourcing matching fascia profile (not all profiles are universally available) — confirm match before scheduling

Best for

Contemporary and modern architecture where a clean, minimalist roofline is desired. Very common on new construction with concealed gutter design intent. Requires matching the exact extrusion profile for repairs.

What’s Wrong With Your Gutters?

Every gutter problem has a specific cause and repair. Find yours below.

Gutters Sagging / Pulling Away

Gutters dip in the middle or separate from the fascia. Usually most visible from the yard. Water pools in the sag rather than draining to downspouts.

Cause: Hanger spacing too wide, failed hangers, or rotted fascia behind the gutter. If fascia is rotted, fascia must be replaced first.
● Repair Soon

Water Behind the Gutter

During rain, water pours between the back of the gutter and the fascia board instead of into the gutter. Creates a constant drip at the foundation during rain.

Cause: Missing or failed drip edge, or gutter pitched away from the house. Often combined with fascia rot that has pushed the gutter away from the roofline.
● Repair Immediately

Gutter Joints Leaking

Water drips from the seam between two gutter sections or at an inside/outside corner. Small but persistent; often leaves rust stains on the siding below.

Cause: Original lap sealant dried out (normal after 8–12 years). Re-seal with polyurethane gutter sealant applied inside the joint after cleaning.
● Repair This Season

Gutters Overflowing During Rain

Water pours over the front lip of the gutter during a normal rainstorm despite gutters being clean. Not a clog issue — a capacity or pitch issue.

Cause: Undersized gutters (5” on a large roof), incorrect pitch (should drop 1/4” per 10 ft), or too few downspouts for the roof area.
● Causes Fascia Rot

Gutters Pulling Off After Storm

Wind or ice weight caused the gutter to partially detach from the fascia. One or more sections hanging at an angle. Common after significant storms.

Cause: Insufficient hanger count, weakened fasteners in rotted fascia, or ice load exceeding hanger capacity. Inspect fascia condition before re-hanging.
● Book This Week

Rust Holes or Visible Damage

Brown rust stains on siding, holes in steel gutters, or sections of aluminum that have been crushed or cracked. Often combined with other problems.

Cause: Age (steel gutters), impact damage, or prolonged standing water corroding the gutter floor. Patching is a temporary fix — replacement is more reliable.
● Repair or Replace

Seamless vs. Sectional Gutters

If you’re replacing gutters, this is the most important decision you’ll make. Here’s what actually matters.

★ Our Recommendation

Seamless Gutters

Custom-fabricated on-site to exact length — no mid-run joints

No mid-run seams — the primary failure point of sectional gutters is eliminated
Fabricated on-site to your home’s exact run length in one continuous piece
Cleaner appearance — no visible laps or seam ridges on the gutter run
Lower long-term maintenance — no seals to re-apply every 8–12 years
Wide colour range — anodised aluminum in 30+ colours to match any trim
Higher upfront cost than sectional — offset by lower maintenance over time

Sectional Gutters

Sectional Gutters

Pre-cut lengths joined with connectors — available at hardware stores

Lower upfront cost — material available at hardware stores
Individual sections replaceable without fabrication equipment
Every connector is a potential leak point — a 40-ft run has 4–6 seams to maintain
Sealant re-application every 8–12 years is required on every joint
Visible lap seams at connectors — less clean appearance
Adequate for short runs where few seams are needed

Do Gutter Guards Work?

The honest answer: quality micro-mesh guards significantly reduce cleaning frequency and keep debris out. Foam inserts and cheap snap-on covers mostly cause more problems than they solve. Here’s how the types compare.

✓ Micro-mesh (professional grade)

Stainless steel micro-mesh filter over an aluminum frame. Allows water through while blocking debris. Our recommended product. Reduces cleaning to every 2–3 years vs. annually. Professional installation required for correct fit.

△ Reverse curve / surface tension

Water follows the curve into the gutter; debris falls off. Works well in light debris conditions. Can allow fine debris in and fails in heavy pine needle or seed pod environments. Not recommended where leaf load is heavy.

✗ Foam inserts

Porous foam sits in the gutter. Works briefly, then collects debris within the foam itself, retains moisture, and grows moss and algae. Often causes more damage than no guard at all. We do not install foam inserts.

△ Perforated covers (snap-on)

Plastic or aluminum covers with holes. Better than foam but holes clog with shingle granules and seed pods. Adequate for low-debris environments; not reliable under large trees.

Gutter Service Cost Guide

ServiceTypical Range
Re-sealing joints (per joint)$20 – $60
Hanger replacement (per section)$75 – $200
Gutter section replacement (per 10 ft)$100 – $300
Downspout replacement$75 – $250
Fascia board repair (per 8-ft section)$150 – $450
Seamless gutter install (per lin. ft)$6 – $14
Full seamless replacement (avg. home)$800 – $2,500
Copper gutter install (per lin. ft)$25 – $45
Micro-mesh guard install (per lin. ft)$5 – $12
Same-week scheduling in most markets. Most gutter repairs are same-day jobs. Full replacement for an average home is typically completed in one day. Free written estimate before any work begins.

From Booking to Working Gutters

Simple process, same-week scheduling in most markets.

1
Book free inspection
Request online or call. We confirm within 30 minutes during business hours.
Same day
2
Inspection & written estimate
Licensed contractor inspects gutters, fascia, downspouts, and drainage. Written estimate same visit.
Same week
3
Repair or installation
Seamless gutters fabricated on-site. Most repairs same-day. Full replacement typically one day.
1 day typical
4
Flow test & 3-year warranty
We flow-test all gutters before leaving. 3-year workmanship warranty issued in writing at completion.
Completion

What Homeowners Say

★★★★★ 4.9 / 5 · 847 verified reviews
💧 Seamless Replace · Minneapolis, MN
★★★★★

"My old sectional gutters leaked at every joint and were sagging in two spots. I was dreading the quote. RoofRepair.co came out, found the fascia was rotted behind the worst section, fixed the fascia, then fabricated new seamless gutters on-site that day. The whole job — fascia repair, new seamless gutters and downspouts, micro-mesh guards — was done in one day. Zero leaks all winter, including a bad ice storm."

DM
Diane M.
Minneapolis, MN · Seamless Gutter Replacement
Google
💡 Repair Only · Atlanta, GA
★★★★★

"Water was pouring behind my gutters on the back of the house during every rain. Two companies said I needed full replacement. RoofRepair.co found that the drip edge was missing on that section and the gutter had been hung without proper slope. They added drip edge, re-hung the affected section at correct pitch, and re-sealed the joints. $340 total. Solved completely."

PJ
Paul J.
Atlanta, GA · Gutter Re-hang & Drip Edge
BBB
🏧 Ice Dam Prevention · Chicago, IL
★★★★★

"After the January ice dams caused ceiling damage, I had everything inspected. The gutters were overflowing because they were undersized 4” when they should have been 5” for my roof area. RoofRepair.co replaced all gutters with 5” seamless, added micro-mesh guards (no more leaf cleaning), and extended the downspouts 6 ft from the house. Next winter, no ice dams, no overflow, no ceiling damage."

SK
Sarah K.
Chicago, IL · Gutter Upgrade + Ice Dam Prevention
Google

Gutter FAQ

Minor gutter repairs — re-sealing a joint, re-hanging a section — typically cost $75–$350. Moderate repairs including section replacement and downspout work run $200–$800. Full seamless gutter replacement for an average home runs $800–$2,500 for aluminum K-style. Copper gutters run $4,000–$12,000. We provide a free written estimate after inspection with no obligation to proceed.
Repair is right when damage is localised — a leaking joint, a sagging section, a damaged downspout. Replace when gutters are significantly undersized for your roof area, when rust or holes are widespread, when seamed gutters have multiple failing joints, or when gutters are over 20 years old with recurring problems. Seamless gutters eliminate seam failures entirely and are the best long-term investment when replacement is the right call.
Sectional gutters come in standard lengths joined with connectors — each connector is a potential leak point. Seamless gutters are custom-fabricated on-site to the exact length of each run, with no mid-run joints. Seamless gutters have fewer leak points, look cleaner, and require significantly less maintenance. They cost slightly more upfront but almost always pay for themselves within 5–10 years in avoided repair calls.
Failed gutters are a direct threat to the roof and foundation. Overflowing gutters drive water behind the fascia board, rotting the wood and eventually the roof decking above. Ice dams in northern climates start with poorly draining gutters — a $400 gutter fix can prevent a $4,000 interior repair. Water pooling at the foundation from inadequate downspout extension damages footings. Gutters are the roof’s drainage system.
Quality micro-mesh gutter guards significantly reduce cleaning frequency and keep large debris out. They don’t eliminate the need for cleaning entirely — fine particles still accumulate over time. We install professional-grade micro-mesh guards only — not the foam inserts or cheap snap-on covers that clog and cause more problems than they solve. Expect cleaning every 2–3 years with micro-mesh vs. annually without.
The standard 5” K-style gutter handles most residential roofs. 6” gutters are recommended when: your roof is over 2,000 sq ft, you have a steep pitch (more run-off per inch of rain), you’re in a high-rainfall area, or your existing 5” gutters overflow despite being clean. Many homes were originally installed with undersized gutters to save cost. We calculate the correct size based on your roof area and local rainfall data.
View All FAQs Get Free Gutter Estimate

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