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Lowes Chimney Sweep

Professional Chimney Cap Installation in Dallas, TX

The single best-value upgrade for a Dallas chimney — a properly sized cap that keeps rain, animals, and embers out of an open flue.

★ 5-Star RatedCertified & InsuredOpen 7 Days · Sundays TooServing Dallas & 98 DFW Cities
$99 Services Starting At
FAST Scheduling Available · 5-Star Reviews · Serving 98 DFW Cities

An open chimney flue is an open invitation — to rain, to animals, and to sparks landing on your roof. A chimney cap is the simple metal cover that closes that opening while still letting smoke out, and installing one on an uncapped chimney is one of the highest-value, lowest-cost things a Dallas homeowner can do. If your chimney has never had a cap, or a previous one is long gone, this is where to start.

What a Cap Does for Your Chimney

Sizing and Fit Matter

A cap is only as good as its fit. We measure the flue — and whether your chimney has one flue or several — and install a correctly sized cap that seals and vents properly. On multi-flue Dallas chimneys, the choice is between individual flue caps and a single multi-flue cover, and the right call depends on the chimney's build. A too-small cap restricts the draft; a loose one blows off in the next North Texas windstorm. We install stainless steel caps built to last through Dallas hail, sun, and freeze-thaw — not the thin galvanized covers that rust out in a few years.

New cap, or replacing one? This page is about adding a cap to a chimney that doesn't have one. If you already have a cap that's rusted, bent, or blew off, that's cap repair or cap replacement — related jobs with a different starting point.

Close Off That Open Flue

Fast, correctly sized cap installation across Dallas.

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The Damage an Uncapped Chimney Does

We see the consequences of open flues all over Dallas: rusted-through dampers, water-stained fireboxes, nests packed into the smoke chamber, and masonry soaked from years of rain falling straight in. Every one of those is more expensive to fix than a cap would have cost to install. An uncapped chimney in our climate — with driving spring rain and a healthy population of nesting birds and squirrels — is a problem waiting to happen. Capping it is preventive maintenance in its purest form. If an animal or nest is already in there, we'll clear it with animal removal or nest removal before we cap.

What Cap Installation Costs in Dallas

Cap installation is one of the most affordable chimney services, and the price depends on the number of flues, the cap material and size, and roof access. You'll have a clear quote before we start. Given what an open flue costs you in water damage and animal problems, a quality stainless cap pays for itself quickly — and it's a one-time install that protects the chimney for many years.

What Our DFW Customers Say

★★★★★

"Very pleased with the professionalism and promptness of service. The chimney sweep was done quickly and efficiently at significantly less cost than the first quote I got from another company. Happy to recommend Lowes Chimney Sweep to anyone in Plano!"

C
Chad Richardson
Plano, TX · Verified Customer
★★★★★

"Outstanding chimney sweep service from start to finish. They were punctual, courteous, and left our chimney spotless with no mess in our home. I won't use anyone else for chimney services in Dallas TX!"

M
Maria Hernandez
Dallas, TX · Verified Customer

More reviews from homeowners across the metroplex are on our reviews section, or learn more about our team before you book.

Frequently Asked Questions, Chimney Cap Installation in Dallas

Do I really need a chimney cap?

If your flue is open, yes — it's one of the best-value upgrades you can make. A cap keeps out rain (which rusts the damper and soaks the masonry), blocks animals from nesting in the flue, and acts as a spark arrestor. In Dallas's climate, an uncapped chimney reliably leads to repairs that cost far more than the cap.

What kind of cap do you install?

Stainless steel caps built to survive Dallas hail, sun, and freeze-thaw — not the thin galvanized covers that rust out in a few years. We size the cap to your flue and choose individual or multi-flue covers based on how your chimney is built, so it seals and vents correctly.

Can one cap cover a chimney with multiple flues?

Sometimes. Multi-flue chimneys can take either individual flue caps or a single multi-flue cover, and the right choice depends on the chimney's construction. We measure and recommend the option that seals properly and drafts correctly for your specific chimney.

What's the difference between installing, repairing, and replacing a cap?

Installation is adding a cap to a chimney that doesn't have one. Repair fixes an existing cap that's rusted, bent, or loose. Replacement swaps out a cap that has failed or blown off. This service is the first one — a new cap on an open flue.

What if there's already an animal or nest in my flue?

We clear it first. Capping over a live animal or an existing nest just traps the problem, so we handle animal or nest removal before installing the cap. Then the new cap keeps them from coming back.

Helpful Guides From Our Blog

Straight answers from our DFW chimney pros before you book.

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