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.
Copperfield Chimney Cap Installation: The Plainview Owner’s Guide
We stock and install Copperfield-compatible chimney caps across Plainview and Nassau County, with most replacements running $340-$680 installed depending on flue size and whether your crown needs repair. Our trucks carry the common 8″×13″, 13″×13″, and 13″×17″ galvanized and stainless steel models, so we can often match your existing cap the same day you call. Most Plainview homeowners discover their cap has failed during the first hard rain of October, when water starts hitting the firebox floor, or when they notice rust streaks running down the brick from a cap that lost its mesh sides to Long Island’s coastal salt air.
Which Copperfield Models This Applies To
Copperfield has manufactured chimney caps under several series names over the years, and the label matters for fit. The Galvanized Windy City series, the Stainless Steel Draft King line, and the older Masonry Cap models each use slightly different base flange depths and mesh screen heights. Check the underside of your existing cap for a stamped model number, usually near the collar, or measure the outside dimensions of your flue tile or chimney crown, not the old cap itself. A 13″×13″ flue tile often needs a 14″×14″ cap base to seat properly with overhang.
We are an independent service provider, not affiliated with Copperfield. For most Plainview homes, we install OEM Copperfield caps where the exact match matters for multi-flue spacing, but we also stock quality aftermarket equivalents from Gelco and Famco when the original series has been discontinued. The aftermarket route saves roughly $80-$120 on parts without sacrificing the 304 stainless steel gauge, though we always confirm mesh spark-arrestor density meets local code before substituting.
Signs Your Copperfield Chimney Cap Installation Is Failing
- Rust stains on the chimney breast or roof shingles. Galvanized caps in Plainview’s salt-heavy air typically show surface rust at the seams within 8-12 years. Once the zinc coating breaches, the steel underneath accelerates, and the stain you see on brick is often the first visible clue that the cap is perforated above.
- Water in the firebox after rain, even with the damper closed. A cap with cracked or missing mesh sides, or a collar that has separated from the lid, channels water directly down the flue. In homes near the Plainview-Old Bethpage border where wind exposure is higher, we see this more often on caps installed without proper storm collar overlap.
- Birds or squirrels audible in the flue. Copperfield caps use ¾” mesh to block nesting animals while allowing smoke passage. Mesh that has corroded through, been bent by falling branches, or was removed by a previous owner who “wanted better draft” leaves the flue open to every starling in Nassau County.
- Spalling brick or deteriorating mortar at the chimney top. The cap’s job is to shed water past the crown. When the cap blows off in a nor’easter or was never properly secured, freeze-thaw cycles saturate the crown and work downward. We see this pattern frequently on 1970s-era Plainview colonials where the original cap was a cheap galvanized unit.
- Smoke puffing into the room on startup. A cap with collapsed internal baffles, or one that was replaced with a decorative model too low for the flue height, creates a pressure zone that fights the natural draft. This is not always the cap’s fault, but it is where we start the diagnosis.
Replacement Cost & What’s Included
| Component | Price Range (Plainview) |
|---|---|
| Single-flue galvanized Copperfield cap, installed | $340-$460 |
| Single-flue 304 stainless Copperfield cap, installed | $480-$620 |
| Multi-flue custom cap (fit to crown dimensions) | $580-$820 |
| Crown repair or resurfacing (if needed) | $280-$540 additional |
| Flue tile extension or collar adjustment | $140-$240 additional |
What drives the range: flue height above the crown, whether we need to remove a seized or improperly cemented old cap, and crown condition. We photograph everything before quoting, and the number on the estimate is the number on the invoice. Every cap installation carries our 90-Day Done Right Promise in writing, no arguing. If it leaks, shifts, or fails, we come back.
DIY or Call Us?
A homeowner can safely check whether the cap is loose by sight from the ground with binoculars, or by noting water entry patterns. Do not climb the roof to inspect it yourself. Chimney work above roofline involves steep pitches, often 8/12 or steeper on Plainview split-levels, and a cap that has partially detached can shift unexpectedly. The fasteners that secure a cap to a flue tile or crown are not standardized; guessing wrong cracks the tile and turns a $400 cap replacement into a $1,800 flue repair.
We carry the common Copperfield sizes on every truck, and most swaps take under 90 minutes once we’re on site. Call (934) 348-4832 for a free estimate. A live person answers, 24 hours a day.
FAQs
Galvanized models typically last 10-15 years near the South Shore’s salt air, while 304 stainless steel caps often reach 20-25 years with proper crown drainage. We inspect cap condition during every sweep and will tell you honestly when replacement can wait another season. Call (934) 348-4832 for a free estimate - estimates are free.
Mesh sides can sometimes be re-welded if the frame is sound, but lids that have warped from heat cycling or collars with advanced rust rarely justify the labor. We will show you the photo and explain both options before any work begins. Call (934) 348-4832 for a free estimate - estimates are free.
Most single-flue replacements are completed in 45-90 minutes, including removal of the old unit, crown surface prep, and proper sealing. Multi-flue or custom-fabricated caps may require a second visit for measurement before installation. Call (934) 348-4832 for a free estimate - estimates are free.
Our trucks carry the three most common Plainview sizes in both galvanized and stainless, and we source less common models within 24-48 hours from regional suppliers. If your cap blew off in last night’s wind, we can usually address it the same day you call. Call (934) 348-4832 for a free estimate - estimates are free.
If the chimney is doing its job, you won’t think about it once all winter - that’s exactly the point.
Written by Russell Haines, Owner, Hearthstone Chimney Co. at Hearthstone Chimney Co., serving Plainview and nearby areas.





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