Gutters
Gutter Repair or Replacement? How to Decide
Repair your gutters when the problem is in one place: a leaking seam, a loose hanger, a bent section, or a damaged downspout. Replace them when they sag along several sections, leak at many seams, are rusted through, are too small for the roof, or have rotted the fascia behind them. When we look at gutters, we show the homeowner what we find before we recommend either one.
Late September is a good time to decide. You want gutters that work before the leaves come down and before winter puts ice in them.
What can usually be repaired?
Most gutter problems are small and local. These are the ones I expect to repair.
- A leaking seam or corner. Old sealant dries out and cracks. The joint can be cleaned and resealed.
- A loose or pulled hanger. The fastener has lost its grip. A new hanger can be driven into solid wood.
- A sag between two hangers. Often one or two hangers failed. Rehang that stretch and check the pitch.
- A dent or bent section. Ladders, falling limbs, and sliding ice bend gutters. A short section can often be replaced.
- A damaged or clogged downspout. Downspouts get crushed by mowers and clogged at the elbows. They are easy to clear or replace.
- Water pooling in one spot. The pitch is off in that stretch. Rehanging can fix it.
- A small hole. A pinhole or small rust spot in an otherwise sound gutter can be patched.
When is replacement the better call?
Some problems show up everywhere at once. Patching them one by one costs more over time than new gutters. Here is when I lean toward replacement.
- Sagging along several sections. The hangers or the wood behind them are failing in many places.
- Leaks at many seams. Sectional gutters have a joint every few feet. When many of them leak, new seamless gutters remove most of those joints.
- Rust or corrosion through the metal. Galvanized steel rusts once its coating wears or gets scratched. Rust-through spreads.
- Rotted fascia. If water has rotted the board behind the gutter, the gutter has to come down anyway to fix the wood.
- Gutters too small for the roof. If clean gutters still overflow in hard rain, they may be undersized or need more downspouts. Our 5-inch vs 6-inch gutter guide explains how sizing works.
- Wrong pitch along the whole run. If the full run holds water, rehanging every hanger can be close to the cost of new gutters.
- Old gutters near the end of their life. See the table below.
How long do gutters last?
Life depends on the material, how they were hung, and how they were cared for. The InterNACHI life expectancy chart, a home inspector reference, gives these estimates:
| Gutter material | Typical life |
|---|---|
| Aluminum | 20 to 40+ years |
| Galvanized steel | About 20 years |
| Vinyl | 25+ years |
| Copper | 50+ years |
Age alone does not decide it. A well-hung aluminum gutter at 25 years may have years left. A poorly hung one at 10 years may not.
Repair or replace: a quick guide
| What you see | Usually | Why |
|---|---|---|
| One seam drips | Repair | Reseal the joint |
| One section sags | Repair | Replace hangers and reset the pitch |
| A crushed downspout | Repair | Replace the downspout section |
| Many seams drip | Replace | Seamless gutters remove most joints |
| Sagging in several places | Replace | Hangers or fascia are failing along the run |
| Rust holes in several spots | Replace | The metal is wearing out |
| Fascia is soft behind the gutter | Replace gutter section and fix the wood | The gutter must come down to fix the board |
| Overflow in hard rain even when clean | Resize or add downspouts | The system is too small for the roof |
Why do gutter seams and hangers fail?
Two things wear gutters out: temperature swings and weight.
Temperature. Metal grows in the heat and shrinks in the cold. Berger, a gutter maker, says a 50-foot aluminum gutter grows about 25/32 inch with a 100°F rise in temperature, and shrinks the same amount when it cools. That movement works on every seam and fastener, year after year. Vinyl moves with temperature too, and the system has to be installed to allow for it.
Weight. A gutter full of wet leaves or ice is heavy. Our ice dam guide explains how ice loads pull hangers and fascia. Berger sets hangers no more than 36 inches apart, and 18 inches apart where snow and ice last. It also says that when the fascia board is less than 2 inches thick, hanger fasteners must go into the rafter ends.
When we repair a run, we check the hanger spacing and what the fasteners are driven into. If the wood behind them is soft, our soffit and fascia guide explains what comes next.
What about vinyl and sectional gutters?
Vinyl gutters are the budget option. They come in sections joined with connectors, and they need room to expand and contract. If a vinyl system leaks at many joints or has pulled apart, check whether it was installed to allow that movement. If you are weighing new gutters, our gutter installation guide compares materials.
Sectional gutters of any material have more joints than seamless ones. More joints mean more places to leak as the sealant ages.
Will insurance pay for gutter replacement?
Sudden damage from wind, hail, or a falling limb may be covered, depending on your policy and deductible. Wear, rust, and damage from clogs usually are not. If a storm damaged your gutters, take photos before anything is moved. We can document the damage with photos and a written scope. Your insurance company decides what it covers. Our Ohio claims guide explains the process.
Questions to ask before you decide
- Where exactly is it leaking or sagging, and why?
- Is the fascia behind the gutter sound?
- Is the pitch right along the whole run?
- Are there enough downspouts, and are they the right size?
- How old are the gutters, and what are they made of?
- What would repair cost now, and what is likely to fail next?
How Shamrock can help
We repair and replace seamless gutters across northern Cincinnati. During a free estimate, we check the seams, hangers, pitch, downspouts, and the fascia behind the gutter. Then we show you what we found and tell you whether a repair will hold or replacement makes more sense.
FAQ
Can I repair gutters myself? Many homeowners reseal a seam or reattach a downspout on their own. Work at roof height is riskier. Rehanging a full run and fixing the pitch is safer with a crew.
Do I need new fascia when I replace gutters? Only if the fascia is damaged. Sound fascia can stay. Rotted fascia should be fixed while the gutters are down.
Is it worth replacing just one side of the house? Sometimes. If one side takes the most water or shade, it may fail first. Matching color and profile can be harder with older gutters, so ask about that.
How do I know if my gutters are pitched right? Watch them during a rain or run a hose at the high end. Water should flow toward the downspout and drain out. Standing water after the rain stops means the pitch is off.