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Chimney Parts

Chase Cover Replacement Monessen, PA

The chase cover on a Monessen home with a factory-built fireplace can be swapped for one that sheds water with a sloped top, drip edge and sealed collar around the flue. Dial (724) 653-9790 to talk with a local chimney pro about your chase.

If your chimney is covered in siding instead of brick, it is probably a chase built around a metal flue. A chase cover is the metal lid on top of the chase, with a collar where the flue comes through. Its job is to keep water out of the framing and away from the fireplace below.

Builder grade chase covers are usually galvanized steel cut flat across the top. Water pools on a flat galvanized top until rust sets in, and then it leaks. Rust stains on the siding are often the first visible sign of a failing cover.

Water that gets past the cover can do real damage inside the chase. Over time it leads to rot in the framing, rust on the fireplace and mold in damp areas. Catching a bad cover early keeps the repair simple.

Depending on what the sweep finds, chase cover replacement in Monessen, PA can go hand in hand with chimney cap installation and chimney leak repair.

Need chase cover replacement in Monessen? Call (724) 653-9790 to talk to a local chimney sweep.

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The process

What happens during a chase cover replacement

A chase cover has to be sized to the chase and the flue, so measuring comes first.

  1. Look for damage

    The sweep checks the old cover, the storm collar, the cap and the siding near the top. Any rot in the framing is noted.

  2. Measure the chase

    Exact measurements are taken so the new cover fits snugly. Covers are usually custom fabricated to fit.

  3. Take off the old top

    The cap comes off first, then the old cover is unscrewed and lifted away. The framing below is checked once it is exposed.

  4. Fit the new top

    The new cover goes on with a slope or cross break so water runs off, and a drip edge that sheds water away from the siding. Fasteners are placed so they do not create new leaks.

  5. Seal the collar

    A sealed storm collar and cap close up the opening at the flue. A final look confirms the cover is secure.

What is included

What chase cover replacement covers

Chimney caps

The collar around the flue pipe is sealed, and the cap is replaced if it is worn to keep out animals and rain.

Stainless steel chase covers

A stainless cover holds up to weather for many years and can be powder coated to match the house.

Sloped tops

A sloped or cross broken top keeps water from pooling which is the main fix for flat pans.

Skirt hems

The edge of the cover is bent so water drips clear of the chase instead of soaking into it.

Copper tops

Copper covers last a long time and develop a patina over time that weathers to a natural color.

Related service

Chimney Chase Repair Monessen, PA

When a chase cover has leaked for a while, the chase itself often needs repair too. The work may include new framing, new sheathing, siding repairs and drying or replacing insulation. Leaks can come from the roof line as well, so the flashing gets a look.

When you call (724) 653-9790 from Monessen, mention where you have seen water or rust, since it helps locate the leak. Bigger framing repairs may involve a carpenter, while the cover and cap are handled by the sweep. Fixing the cover without fixing rot underneath only delays the problem.

Local help

Chase Cover Replacement Near Me

In Monessen, many newer homes have prefab fireplaces with chimney chases and builder grade chase tops. In Monessen and places nearby like Charleroi, Donora, Monongahela and California, snow and rain sitting on flat chase tops speed up rust, so replacing an old cover before it fails saves a lot of repair work.

Searching for chase cover replacement near me from Monessen or Charleroi, Donora, Monongahela and California? Call (724) 653-9790 to talk to a chimney sweep who works in your part of town.

How the weather here affects chimneys around Monessen

Winters here are long and cold, and the heating season usually runs from October well into April. The hardest thing on brick here is not the cold itself but the constant swing above and below freezing: water soaks into brick, mortar joints and the crown on a mild day, freezes overnight and expands, and each winter widens the cracks a little more. Nor'easters drive rain sideways into flashing and mortar that looked fine in summer. That is why chimney cleaning in Monessen is usually booked in the fall, before the first cold night.

Why call

Why act early

Safer fires

Small chimney problems caught early usually stay small repairs.

Familiar with local homes

Chimney sweeps in Monessen know the chimneys and fireplaces common in local homes.

Clear next steps

Ask the sweep about the cause, the options and the estimate before work starts.

Chase Cover Replacement FAQ

Why is there water in my prefab fireplace?
When a chase top leaks, the water usually ends up in the fireplace below. That can rust the firebox, damage refractory panels and soak the area around the fireplace. A new cover and collar are often the fix.
Why is my chase cover rusting?
Many original chase covers are made of galvanized steel, which rusts once its protective coating wears away. Flat tops that hold water rust faster. Those streaks are a sign the cover needs replacing.
How long does a stainless steel chase cover last?
A well made stainless or copper cover often outlasts the galvanized original by many years. Good design keeps water off the cover and the siding. Have it checked during chimney sweeping.
What is a chase cover?
A chase cover is the metal top on a framed chimney chase, the boxed enclosure around a factory-built chimney pipe. Its job is to keep water out of the framing, insulation and fireplace. A cap sits on top of the flue pipe that comes through the cover.
Should I patch or replace my chase cover?
Patching a rusted chase cover is usually a short term fix. A new stainless or copper cover with a slope usually solves the problem for good. Any rot underneath should be repaired at the same time.

More questions? Call (724) 653-9790

Other services that may help

  • Chimney Cap Installation

    Fitting a metal cap over the top of the flue so water, birds and debris stay out of the flue.

    Learn more
  • Chimney Leak Repair

    Stopping chimney leaks at the source, before the water rots framing or ruins the flue.

    Learn more
  • Chimney Waterproofing

    Waterproofing masonry chimneys with vapor-permeable repellents, not paint, applied after repairs so the brick sheds water but can still dry out.

    Learn more
  • Chimney Repair

    Chimney repairs from the cap and crown down to the firebox, before small damage turns into a rebuild.

    Learn more

Looking for something else?

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Talk to a Monessen chimney sweep about chase cover replacement

Call (724) 653-9790 to talk to a chimney sweep serving Monessen, PA.

(724) 653-9790

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