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Chimney inspection

After-Storm Chimney Check

Storm Damage Chimney Inspection for San Francisco Homes

High wind, heavy rain, falling branches and lightning can damage a chimney in ways you can't see from the yard. A storm damage chimney inspection checks the cap, crown, masonry, flashing and flue before you light another fire.

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What a storm damage chimney inspection covers

This inspection looks for the kinds of damage storms tend to cause. We check what was hit on the outside, and whether water, debris or a structural shift has reached the inside of the chimney. It differs from a routine checkup in what it looks for. Storm damage is often sudden and hidden, and a chimney can look fine from the ground while the crown is cracked or the flue is partly blocked.

Technician inspecting a firebox and damper with a flashlight

Parts we check after a storm

  • Chimney cap — missing, bent or torn loose by wind
  • Crown — new cracks or chips that let water into the masonry
  • Brick and mortar — loose, shifted or fallen bricks and open joints
  • Flashing — lifted or torn where the chimney meets the roof
  • Chase and chase cover on prefab chimneys — dents, separation or rust-through
  • Flue and liner — cracks, debris, nests or fallen material blocking the draft
  • Damper, smoke chamber and firebox — water staining, rust or debris that came down the flue
  • Gas fireplace venting — damaged termination caps or vent sections

Signs your chimney may need a storm check

Some storm damage is obvious. More often you'll notice only a small change. Any of these is a good reason to have the chimney looked at before you use the fireplace or stove again:

  • The chimney cap is gone, tilted or lying in the yard or gutter
  • Bits of brick, mortar or crown material on the roof or ground
  • The chimney looks like it leans, or there's a gap where it meets the house
  • New water stains on the ceiling or wall near the chimney, or water pooling in the firebox
  • A tree limb hit the roof near the chimney
  • Lightning struck the house or something close to it
  • Smoke spilling into the room, a weak draft or a new smell from the fireplace
  • Scratching or chirping in the flue after the cap blew off.

What the visit involves, step by step

How a storm damage chimney inspection works

  1. Tell us what happened

    When you call, describe the storm and anything you've noticed, such as missing parts, leaks, debris or a lightning strike. That tells us where to look first.

  2. Exterior check

    We inspect the cap, crown, masonry or chase, and flashing for impact damage, cracks and gaps that let water in.

  3. Interior check

    We look at the firebox, damper and smoke chamber for water, rust and fallen debris, and check the flue for blockages and cracks. When the flue needs a closer look, a camera inspection shows damage that can't be seen from either end.

  4. Gas appliance venting

    If you have a gas fireplace or other gas appliance venting through the chimney, we check that the vent is intact and clear.

  5. Walk-through of findings

    We explain what we found, what is safe to use, and what needs repair. Any repair comes with a free estimate before work starts.

Safety while you wait for the inspection

Hold off on fires until it's checked

A cracked flue liner or a partly blocked flue can send heat, smoke or carbon monoxide where they shouldn't go. If you see signs of storm damage, don't use the fireplace, wood stove or gas fireplace until the chimney has been inspected.

Stay off the roof, especially when it's wet or when bricks are loose. Keep people and pets away from any area where masonry could fall. If bricks are falling or it looks like it could come down, keep everyone away from the area below it and call 911. Many problems that start with a storm get worse with use. Debris and water in a flue can trap smoke and speed up deposits, which our guide on creosote buildup dangers and prevention explains. For warning signs to watch for once you're burning again, read our guide to chimney fire safety.

Storm check, routine inspection or home sale inspection?

Which inspection fits your situation

When it's used

Storm damage inspection
After wind, heavy rain, falling limbs or lightning
Other inspections
On a regular schedule, or when buying or selling a home

Main focus

Storm damage inspection
Sudden damage: impacts, cracks, water entry, blockages
Other inspections
Overall condition and maintenance needs

Where to start

Storm damage inspection
Book this inspection

Booking a storm damage chimney inspection

Call or request an estimate. 24-hour service runs Sunday–Friday, and emergency calls are accepted, which helps when a storm has left bricks loose or water coming in. We also take commercial and property-manager work, and we work on all major fireplace and stove brands, including gas fireplaces and gas appliances.

Storm Damage Chimney Inspection: common questions

Can you come out at night or on a weekend after a storm?

24-hour service runs Sunday–Friday, and emergency calls are accepted. Same-day visits are available where the schedule allows. Until we arrive, don't use the fireplace or stove, and stay off the roof.

Is it safe to use my fireplace after a storm if the chimney looks fine?

Not always. Cracked crowns, damaged liners and debris in the flue are often invisible from the ground. If the storm was strong enough to drop limbs or blow off a cap, an inspection before your next fire is the safer choice.

What if my chimney cap blew off but nothing else looks wrong?

The chimney should be checked and the cap replaced soon, because without a cap, rain, leaves and animals can get into the flue. We check for anything that already got in and install a replacement cap.

Do you also repair the damage you find?

Yes. We handle chimney repairs such as crown, flashing, masonry, liner and cap work.

Does a storm damage chimney inspection cover gas fireplaces?

Yes. Gas fireplace and gas appliance work is offered, so we check the venting and termination cap on gas units for storm damage or blockage as well.

Can you inspect chimneys on rental or commercial properties after a storm?

Yes. Commercial and property-manager work is offered, so we can inspect chimneys on rentals and commercial buildings as well as private homes.

Free Estimates

Talk to us about storm damage chimney inspection

Tell us what prompted the inspection — a sale, recent damage or a routine check. We’ll explain what it covers before it’s booked.