Famco Chimney Cap Installation Nationwide

Famco Chimney Cap Installation: The Dallas Owner’s Guide

We stock and install Famco chimney caps throughout Dallas, and a typical Famco cap replacement runs $215 to $385 installed, depending on the flue diameter and whether we’re replacing an existing mount or adding a multi-flue cap. Most Dallas homeowners discover they need this when heavy rain leaks into the firebox, or when they pull the cap off during a sweep and find the mesh rusted through from our spring storm cycle. The cap itself might look fine from the ground, but the mesh and fasteners take a beating up there. Here’s what you need to know before you spend a dollar.

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Key Takeaways

• Famco caps are solid, but the mounting hardware fails before the cap body does in Dallas weather.
• We carry common Famco sizes on the truck; odd flue sizes are a two-day order.
• Installed pricing is flat-quoted before we start, and every cap install carries our 365-Day Done Right Promise in writing.

Which Famco Models This Applies To

We install the full Famco line you’ll actually find on Dallas homes: the SC series (single-flue, square or round base), the MC series (multi-flue, which spans two or more flues at once), and the LD series (low-draft, for chimneys that sit below the ridge line and backdraft on windy days). The trick is identifying what you have before ordering anything. Flip the cap over and look for the stamped model number on the underside of the base. If it’s gone, measure the outside dimensions of your flue tile and add three-quarters of an inch for the cap’s inner flange. A 13-inch square flue tile takes a 14-inch cap base. Get this wrong and the cap either won’t seat or will rattle in a stiff north wind off Lake Lewisville.

On the OEM-versus-aftermarket question: Famco makes their own caps in Pennsylvania, and for the SC and MC lines specifically, we recommend staying with genuine Famco. The gauge of the aluminum and the stainless mesh spec are tighter than what we see from generics, and Famco’s mounting brackets are sized to their base plates. Aftermarket caps often need shims and extra sheet-metal screws that rust out in two seasons. We do carry quality aftermarket options for odd flue sizes where Famco doesn’t make a direct fit, and we’ll tell you which one we’re quoting and why.

Signs Your Famco Chimney Cap Installation Is Failing

• Water in the firebox after a hard rain. The cap’s top pan seals fine, but the mesh screen has rusted through and rain is blowing sideways through it. Dallas thunderstorms drive rain almost horizontally, and a rusted mesh invites it straight down the flue.
• Birds or squirrels in the chimney. Something has torn through or lifted the mesh. Starlings and chimney swifts are relentless in Dallas neighborhoods with mature trees, and once the mesh opens up, they’re in.
• The cap rattles or bangs when the wind picks up. The mounting brackets or tension screws have worked loose. Thermal cycling from Dallas summers expands and contracts the aluminum, and eventually the screws back out.
• Rust streaks down the flue tile or crown. The cap body is breached or the fasteners are failing and bleeding rust. This is more common on older Famco caps installed before their current stainless fasteners became standard.
• The cap sits crooked or has shifted off-center. A mounting leg is broken or the base plate has warped from a branch strike or a heavy hailstorm. Dallas hail can dent a chimney cap the same way it dents a car roof.

Replacement Cost & What’s Included

For a standard single-flue Famco cap installation in Dallas, you’re looking at $215 to $385 installed. The range breaks down like this:

• Single-flue Famco SC cap (13×13 or 17×17 base): $215 to $285 installed
• Multi-flue Famco MC cap (two or three flues spanned): $315 to $385 installed
• Custom or odd-size single-flue cap: $280 to $350 installed, including special order

The spread comes from flue size, whether we need to fabricate a mounting bracket for a non-standard crown, and whether we’re also addressing minor crown spalling while we’re up there. Every quote includes the cap itself, new stainless hardware, removal and disposal of the old cap, and a full visual check of the flue and crown while we’re on the ladder. You get the written price before any work begins, and the installation is covered under our 365-Day Done Right Promise: if the cap shifts, loosens, or anything else goes wrong within a year, we come back and fix it free.

DIY or Call Us?

I’ll be straight with you: a chimney cap swap looks simple from the ground, and on a single-story house with a shallow roof pitch, some Dallas homeowners do it themselves. You can safely check the cap from the ground with binoculars, and you can look in the firebox for water staining or nesting material. But once you’re on the ladder, two things get people in trouble. First, the tension screws on a Famco cap require the cap to be seated level before you tighten, and if you over-torque one side, the base plate warps and the cap leaks. Second, working at chimney height with a drill and both hands occupied is not the time to find out your ladder placement is off. We do this on ladders tied off correctly and with a spotter on the ground. If the roof is steep or the chimney is more than one story up, call us at (361) 264-4483 and we’ll handle it. We’re faster than a frustrated afternoon and one $85 trip to the lumberyard for a longer ladder.

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