The chimney cap is a small part with an outsized job, and a missing or failed one is behind a remarkable share of the chimney trouble we see in Joliet. Without a cap, every rain and snowmelt runs straight down the open flue, rusting the damper, rotting the smoke shelf, and soaking the liner from the inside, while squirrels, raccoons, and birds treat the warm flue as an invitation. HearthLine Chimney Sweep installs chimney caps across Joliet, IL that are sized to the actual flue, built to take a Will County winter, and fitted with a screen that keeps animals and burning embers where they belong. It is one of the least expensive things you can do for a chimney and one of the highest-payback.
- Cap sized to your specific flue or flues, not a generic part
- Stainless or copper built to outlast the chimney's weather
- Spark screen to keep embers off the roof
- Animal screen to stop nesting in the flue
- Multi-flue and custom chase covers fabricated as needed
- Free assessment and a straight written estimate
The small part standing between your flue and the weather
An open flue is an open hole in the top of your house, and everything the sky drops lands in it. Rain and snowmelt run straight down onto the smoke shelf and the damper, where the water rusts the metal, breaks down the mortar, and over a few winters cracks the liner tiles from the temperature shock of cold water hitting a warm flue. A proper cap sits above the flue on legs and sheds all of that clear, so the inside of the chimney stays dry through the worst a Joliet winter can throw at it. For the cost of the part and the visit, a cap heads off some of the most expensive chimney repairs there are.
The cap does two more jobs that homeowners only think about once they go wrong. The screen on a good cap keeps animals out, and an uncapped flue in Will County is a near-guaranteed home for squirrels, raccoons, and chimney swifts, whose nests block the flue, push smoke back into the house, and occasionally trap an animal that cannot climb back out. The same screen catches the embers a fire sends up the flue, so they do not land on the roof or in the gutter. A cap is cheap insurance against a list of problems that are each far more costly to fix than the cap is to install.
Sized to the chimney, not pulled off a shelf
A cap only does its job if it fits the flue it sits on, and the wrong size is worse than useless. A cap too small restricts the draft and pushes smoke back into the room. One too large, or one slapped on without measuring, blows off in the first real wind or lets rain in around the edges. We measure your actual flue, single or multi-flue, before we quote anything, and we fit a cap that matches it, in stainless or copper that will outlast the cheap painted steel caps that rust through in a few seasons. On a chimney with several flues sharing one crown, or a prefabricated chase, we fabricate a single cover sized to the whole top rather than cobbling together mismatched parts.
Fit also means it stays put. A cap that comes loose in a Joliet windstorm is no protection at all, and we fasten ours to hold against the wind that comes off the open ground around the river and the newer subdivisions. The goal is a cap you install once and forget, that quietly keeps water, animals, and embers in check year after year while you never think about it, which is exactly how a part this important ought to work.
When a cap is the fix and when it is part of a larger one
On a sound chimney, adding or replacing a cap is a quick, contained job that pays for itself by heading off the slow water damage nobody notices until it is serious. If your flue is open, your cap is rusted through or gone, or you are hearing animals in the chimney, the remedy is usually as simple as the right cap fitted correctly, and it is one of the easiest ways to add years to the chimney below it. We will assess it, tell you honestly whether the cap is all you need, and put the price in writing.
Sometimes a missing cap has already let in enough water to cause trouble, and then the cap is the start of the fix rather than the whole of it. If the damper has rusted, the smoke shelf is rotting, or the liner has cracked from years of water, we will show you that on photographs and explain what the chimney needs alongside the new cap, with no pressure to do it all at once. A cap going on now still stops the next round of damage even when there is existing repair to plan for, and we will lay out the honest order of operations rather than bundling in work you do not need.
The Rest of What We Handle in Joliet
A chimney is a system, so chimney cap installation rarely stands alone, it connects to fireplace sweep, chimney inspection, chimney patching, flue relining, masonry restoration, and our crew handles all of it under one roof. We bring the same service to Chimney Cap Installation in Shorewood, Crest Hill chimney cap installation, Chimney Cap Installation in Plainfield, Chimney Cap Installation in Lockport and everywhere else across the Joliet area.
If you searched for chimney sweep near me, you have reached a local crew, call 447-212-3148 any time. For background, read Why Your Joliet, IL Chimney Leaks: The Real Sources of Water Damage on our blog, or head back to our Joliet home page to see everything we do.