Level 1 sweep and inspection to the NFPA 211 annual standard - flue, crown, cap, and flashing checked and photographed
Chimney sweep logs do not sweep chimneys. They loosen some creosote - which then falls where a brush and vacuum still have to collect it.
Olympia Chimney Chimney Cap Installation: The Smithtown Owner’s Guide
Olympia Chimney chimney cap installation in Smithtown typically runs $340-$680 for most single-flue setups, including the cap, proper fitting, and weather sealing. We stock Olympia Chimney-compatible caps on our trucks and can usually measure, match, and install during the same visit. Most Smithtown homeowners discover the cap has failed when water starts dripping onto the firebox floor or when a neighbor spots rust streaks running down the brick from the roofline.
Which Olympia Chimney Models This Applies To
Olympia Chimney manufactures caps across several product lines, and the right match depends on your flue type and existing collar. The Olympia 2000 series and Pro-Select galvanized caps are the most common we see on Smithtown homes built between 1985 and 2005, particularly the split-levels near Route 25 and the older colonials closer to Caleb Smith State Park Preserve. These caps typically cover flue tiles measuring 8×8 inches, 8×12 inches, or 13×13 inches, though the Pro-Select line also offers adjustable models for odd-sized terracotta.
Here’s the compatibility gotcha: Olympia Chimney’s stainless steel line uses a slightly different base flange angle than their galvanized counterparts. If you’re swapping from a rusted galvanized cap to stainless, the existing anchor holes rarely line up. We measure on-site rather than guessing from a model number. Aftermarket equivalents from Gelco and Famco fit most Olympia collars cleanly, and we stock both OEM and quality aftermarket options. For coastal Smithtown properties within a few miles of the Sound, we typically recommend stainless over galvanized; the salt air cuts galvanized lifespan roughly in half.
Signs Your Olympia Chimney Chimney Cap Is Failing
- Rust stains on the brickwork below the crown. Olympia Chimney galvanized caps begin surface rusting at the seam welds after seven to ten years in Suffolk County’s freeze-thaw cycles. Once rust reaches the drip edge, it channels water directly onto the masonry instead of away from it.
- Water dripping or pooling in the firebox after rain. A cap with a cracked or missing side screen, or one that has shifted off-center from wind gusts common near the Nissequogue River, lets rain enter the flue directly. The water follows the flue tile down and exits at the damper.
- Debris or bird nests visible in the flue opening. Olympia Chimney caps use ¾-inch mesh screening that squirrels can compromise once the welds fatigue. If you’re pulling twigs out of the firebox in autumn, the screen has separated from the frame.
- Cap sitting crooked or detached on one side. The mounting brackets on older Olympia models are stamped steel and can fatigue at the bend point. We’ve found caps held by a single bracket after nor’easters, with the others sheared clean off.
- Draft problems or smoke backup on mild days. A cap with a collapsed or dented lid creates a pressure differential that fights the natural draft. This shows up first on days when the temperature differential between flue and air is small, which in Smithtown means many spring and fall afternoons.
Replacement Cost & What’s Included
| Service Component | Typical Range in Smithtown |
|---|---|
| Olympia Chimney-compatible cap (galvanized) | $180-$280 |
| Olympia Chimney-compatible cap (stainless steel) | $280-$420 |
| Installation labor, sealing, and hardware | $160-$260 |
| Flue tile assessment and minor mortar touch-up | Included |
What drives the range: height of roof access, condition of existing flue tile (cracked tile needs addressing before capping), and whether we need to fabricate a custom adapter for an unusual collar. We agree on the full price before booking. The 90-Day Done Right Promise covers the installation, and the cap itself carries the manufacturer’s warranty, five years for galvanized, lifetime for stainless. No surprises on the bill.
DIY or Call Us?
There’s one thing a homeowner can safely check: stand at the curb with binoculars and confirm the cap is centered and all mounting brackets appear intact. If you see obvious rust, tilting, or missing hardware, the next step belongs on a ladder, and that’s where we recommend stopping.
Chimney cap installation involves working at height on a pitched surface, often with a masonry edge that crumbled slightly from years of water intrusion you can’t see from below. Beyond the fall risk, over-tightening brackets on aged flue tile cracks it, undertightening sends the cap into your neighbor’s yard during the next storm, and the wrong sealant traps moisture instead of repelling it. We’ve replaced DIY installations that leaked within a season because the cap was the right part fitted to the wrong collar angle. Call (631) 814-2057 and we’ll measure it properly the first time.
FAQs
Galvanized caps average eight to twelve years in Suffolk County’s coastal climate; stainless steel caps routinely last twenty-five years or more. Salt air and freeze-thaw cycling near the Long Island Sound accelerate galvanized corrosion. Call (631) 814-2057 for an exact quote - estimates are free.
Minor screen re-welding is possible, but once the lid or base flange rusts through, replacement is the only sound option. We show you the damage on camera before recommending either path. Call (631) 814-2057 for an exact quote - estimates are free.
Most Olympia Chimney cap replacements take forty-five minutes to ninety minutes from ladder set to cleanup, assuming standard flue access and no tile repair needed. We complete most jobs in a single visit. Call (631) 814-2057 for an exact quote - estimates are free.
We carry Olympia Chimney-compatible caps in galvanized and stainless, plus adapters for Gelco and Famco equivalents that fit the same collars. For unusual sizes, we measure and order with next-day availability. Call (631) 814-2057 for an exact quote - estimates are free.
Hearthstone Chimney Co. is an independent service provider and is not affiliated with Olympia Chimney. We source parts through authorized distributors and back every installation with our 90-Day Done Right Promise - in writing, no arguing.
Written by Russell Haines, Owner, Hearthstone Chimney Co. at Hearthstone Chimney Co., serving Smithtown and nearby areas.





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