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.
HeatShield Chimney Cap & Crown in Frisco: What to Know First
We provide independent HeatShield chimney cap and crown service in Frisco, typically scheduling within 3-5 business days and completing most cap replacements and crown repairs in a single visit. Every job starts with a camera-scan inspection and a written price before any work begins - no exceptions, no surprises. If you own a HeatShield system and need cap or crown work in Frisco, call us at (940) 290-7230 for a free estimate.
This page is for homeowners who know they have HeatShield components and want a technician who understands the difference between a HeatShield ProForm liner system and a standard cap installation. Corrine Halstead and our crew have worked on HeatShield products across Frisco, including in Starwood and other neighborhoods where the combination of clay flue liners and HeatShield resurfacing creates specific cap and crown considerations. The camera doesn’t guess. Neither do we.
How HeatShield Products Fail - and How We Fix Them
- HeatShield ProForm liner systems with integrated caps: The ProForm’s stainless cap collar can separate from the crown seal after 8-12 years in Frisco’s freeze-thaw cycle, especially where north-facing chimneys stay damp through January. We see this as a slow water stain on the firebox ceiling, not a sudden leak. Our fix is a full collar reset with a new compression band and crown sealant rated for Texas temperature swings, not a caulk patch that’ll crack by March.
- HeatShield Cerfractory Foam resurfaced flues with standard caps: The foam resurfacing creates a slightly larger flue diameter than original clay. Standard off-the-shelf caps often sit too high or cocked, letting rain blow in sideways during those straight-line Frisco wind events. We measure after resurfacing and spec either a HeatShield-compatible cap with an extended skirt or a custom-fabricated cap from our Haven buying network.
- HeatShield CrownSeal applications over original crowns: CrownSeal is flexible, but it can’t bridge active crown cracks wider than 1/8 inch. We’ve found previous “repairs” in Frisco where someone skimmed CrownSeal over a cracked crown without addressing the steel mesh underneath. The mesh rusts, the CrownSeal bubbles, and water gets in anyway. We strip to sound concrete, repair or pour new, then apply CrownSeal only where it’s appropriate.
- Multi-flue HeatShield installations with shared caps: When two ProForm liners terminate under one cap, the cross-draft can pull exhaust from one flue into the other if the cap baffles are wrong or missing. This shows up as smoke odor in an unused fireplace. We check baffle placement against HeatShield’s spacing specs and replace with OEM or Haven-spec baffles that maintain separation.
- HeatShield cap spark screens in cedar-heavy Frisco neighborhoods: The factory mesh on some HeatShield caps is 5/8 inch, fine for most areas but not where cedar elm and red cedar drop fine debris that mats against the screen. We’ve replaced screens on homes near Frisco’s eastern greenbelts with 3/8-inch mesh that breathes better and doesn’t require monthly ladder work from the homeowner.
Our HeatShield Chimney Cap & Crown Process

- 1
Call and schedule. A live person answers, 24/7. We ask whether you know your HeatShield product line - ProForm, Cerfractory Foam, or other - and when it was installed. This lets Corrine or a senior tech bring the right cap samples and collar hardware.
- 2
Camera-scan inspection. NFPA 211 Level 2, full documentation. We run the camera down the flue to confirm liner condition, then photograph the crown, cap, and all termination points from the roof. Clause 4 of the Haven Standard requires this photo record on every job - we’ve done it since 2009.
- 3
Written scope and price. Before any work starts, you get a written description of what we found, what we’ll do, the parts we’ll use (OEM HeatShield or Haven-spec equivalent from DuraFlex, Gelco, or our other suppliers), and the exact price. No verbal quotes. No “we’ll see once we start.”
- 4
Repair or replacement. Cap replacements typically take 1-2 hours. Crown repairs with proper cure time for sealants may require return visits. We protect the roof and landscaping, and we text when the tech is en route.
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Post-work test and documentation. We run a smoke test or draft test to confirm proper termination, then add completion photos to your record. You get a written warranty and our 365-Day Done Right Promise.
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Cleanup and follow-up. We haul old materials. Corrine reviews every job folder within 48 hours. If something’s not right, we make it right.
Before
AfterWhat HeatShield Chimney Cap & Crown Costs in Frisco
| Service | Typical Range | What Moves the Price |
|---|---|---|
| HeatShield cap replacement (single flue, standard size) | $340 - $520 | Flue diameter, need for custom skirt extension, roof access difficulty |
| HeatShield cap replacement (multi-flue) | $580 - $890 | Number of flues, baffle configuration, spark screen mesh size |
| Crown repair with CrownSeal coating | $420 - $680 | Crown square footage, crack depth, whether mesh repair is needed underneath |
| Crown rebuild (concrete pour plus CrownSeal) | $1,200 - $2,400 | Crown dimensions, chimney height, need for temporary weather protection during cure |
| ProForm collar reset with seal | $280 - $450 | Corrosion on existing band, accessibility of termination point |
These are the prices we quote in writing before work starts. No hidden charges for “unexpected” conditions we should have caught in inspection. Free estimates - call (940) 290-7230.
Why Frisco Homeowners Call Level Two Chimney Frisco for HeatShield Work

We’ve completed more than 38,000 chimney inspections and cleanings since 2009, every one with a written price first and a documented record after. Corrine Halstead still sketches flue diagrams by hand in a notebook on the truck - a habit from Queens rowhouse days that catches details a tablet checklist misses.
Our technicians are background-checked, uniformed, and licensed. You get a named tech, a text when they’re on the way, and license information on every page. The 365-Day Done Right Promise means if it’s not done right, we make it right. And our Free Second Opinion on any written estimate lets you bring us a competitor’s quote to check against what we actually see in your flue.
We source HeatShield-compatible materials through our Haven buying network, but we also carry DuraFlex and Gelco alternatives when they’re the better fit for your specific termination. As an independent HeatShield service provider, we’re not bound to sell you one brand’s solution if another solves the problem more honestly.
FAQs
No - if the work is done with HeatShield-compatible parts and proper installation technique. The warranty covers manufacturing defects, not installation errors by independent technicians. We use OEM or Haven-spec parts that meet HeatShield’s material standards, and we document everything so warranty claims remain valid. If you’re unsure about your warranty status, we can review your installation records during the free estimate. Call (940) 290-7230.
10-15 years for stainless steel caps, 6-10 years for galvanized, assuming proper installation and no crown leaks underneath. Frisco’s combination of hard freeze events and summer UV exposure accelerates sealant degradation at the crown interface. We inspect that interface specifically, not just the cap itself. Most cap replacements we do aren’t the cap’s fault - they’re the crown’s. Call (940) 290-7230 for an inspection.
Most standard HeatShield caps and collars ship to us within 3-5 business days through our Haven buying network. For common ProForm and Cerfractory termination sizes, we often stock inventory based on Frisco’s typical flue dimensions. Custom caps or unusual multi-flue configurations may take 7-10 days. We never leave a flue open and unprotected - if there’s a delay, we install a temporary cap at no charge. Call (940) 290-7230 to check current stock.
Sometimes, if the cracks are hairline and the cap is properly sealed to the crown with no evidence of water intrusion. We make that call with the camera and moisture meter, not a visual guess from the roof. If CrownSeal alone is appropriate, we’ll say so and quote it. If the cap seal is already compromised, doing the crown without addressing the cap just moves the leak point. We show you both on camera before you decide. Call (940) 290-7230 for a free estimate.
Look for a metal tag or stamp on the cap or collar with the HeatShield name, or check your home inspection or fireplace documentation from purchase. ProForm liners have a distinct smooth, cream-colored surface inside the flue that’s visible with a flashlight. If you’re unsure, tell us when you call - Corrine or the tech will bring inspection tools to identify what you have and quote accordingly. Call (940) 290-7230.
Written by Corrine Halstead, Owner, Level Two Chimney Frisco at Level Two Chimney Frisco, serving Frisco and nearby areas.





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