
Chimney Caps in Birmingham, AL Flue covered. Rain kept out.
Caps for masonry flues and metal chase covers for framed chimneys, fitted and fastened at the top.
Chimney Caps · Birmingham, AL
An open flue is a hole in the roof.
The top of a chimney is an open hole in your roof unless something covers it.
A chimney cap sits over the flue and keeps rain, leaves, birds and squirrels out.
On a framed chimney with siding on it, the cover is a metal pan called a chase cover.
We measure the flue or the chase, then fit a cap or cover that sheds water off the top.
While we are up there, we look at the crown and the flashing where the chimney meets the roof.
Those two spots are where many chimney leaks start.
A lot of this work gets done alongside a roof repair or a new roof.
Call (205) 728-8690
What the job includes
What we check at the chimney.
Flue caps
A cap with a mesh screen and a solid lid is fastened over the clay flue tile.
Chase covers
A metal pan is made to the size of the framed chase, with a collar around the pipe.
Measuring for fit
We measure the flue tile or the chase top so the cap or cover is sized to it.
Crown check
We look at the mortar crown for cracks that let water into the brick below.
Chimney flashing
Step flashing and counter flashing at the roof line are checked and repaired or replaced.
Fastening and sealing
Caps are fastened to the flue or crown, and covers are screwed to the sides of the chase.


What to look for
Signs your chimney top needs work
- You can see open flue tile from the yard, with no cap.
- Rust streaks run down the siding on a framed chimney.
- Water or a damp smell in the firebox after rain.
- Birds or squirrels are getting into the chimney.
- Stains on the ceiling or wall next to the chimney.
Caps, chase covers and metals
A masonry chimney with a clay flue gets a cap that clamps or fastens to the flue tile.
A larger cap can cover the whole crown when there are several flues or the crown is worn.
A framed chimney gets a chase cover, a metal pan with turned-down edges and a hole for the pipe.
Galvanized steel covers rust through in time, and stainless steel and copper hold up longer.
Copper also suits homes that already have copper gutters or flashing.
Around Birmingham
Rain, squirrels and an open flue.
With rain all year in central Alabama, an open flue takes on water in every season.
Oak leaves and pine needles fall straight into an uncapped chimney and pile up inside.
Mature trees around Birmingham also mean squirrels and birds, and an open flue is an easy place to nest.
Framed chimneys are common in the subdivisions south of town, and their metal covers rust with age.
Look at the chimney
We get on the roof, measure the flue or chase, check the crown, and give you a free estimate.
Size the cap or cover
You choose the metal, and the cap or chase cover is sized to those measurements.
Fit and fasten
The old cap or rusted cover comes off, and the new one is fastened down and sealed.
Check and walk around
We go over the flashing and crown once more, clean up, and show you what we did.
Where we do it
Chimney Caps near you.
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Often done together
What is the difference between a cap and a chase cover?
A cap sits on top of a flue and has a screen around the sides.
A chase cover is the metal pan that closes off the top of a framed, sided chimney.
Does every chimney need a cap?
An open flue lets in rain and animals, so yes, it is worth covering.
The cap also keeps leaves from collecting inside the flue.
Why is my chimney leaking if it has a cap?
The cap only covers the flue.
Water also gets in through a cracked crown or loose flashing at the roof line.
We check both before deciding what to fix.
Can you do this during a roof replacement?
Yes, and it is the easiest time to do it.
The chimney flashing is already exposed, so cap, cover and flashing can be done together.
Free estimates
Call for a free chimney cap estimate.
Gutters, roof, siding, windows, chimney cap or deck. One call covers all of it.
Call (205) 728-8690- Call 24/7, Mon to Sun
- Based in Pelham, serving greater Birmingham
- contactmosquedaconstruction@gmail.com


