Ductwork Services in Highland Park, TX
Leaky ducts waste 20-30% of your cooling and heating. Flat-rate residential duct sealing, repair, and replacement in Highland Park. Static pressure diagnostic $85 (waived with repair). Licensed TACLA126718E, EPA 608 Universal certified, family-owned since 2018.
How Much Does Ductwork Cost in Highland Park?
Ductwork in Highland Park starts at $85 for a static pressure diagnostic (waived with any repair). Most homes need 2-5 targeted repairs, not a full duct redesign. We're flat-rate, which means the price quoted before we start is the price you pay at the end. Frosty Club members save 10-15% on every job.
| Service | Regular Price | Frosty Club Member |
|---|---|---|
| Diagnostic / static pressure test(Waived with repair) | $85 | $72.25 |
| Duct sealing (per repair) | $350 | $297.50 |
| Full duct replacement (per run) | $700 | $595 |
| Plenum replacement | $1,200 – $1,500 | $1,020 – $1,275 |
| Basic tune-up (related upsell) | $150 | $127.50 |
Leaky Ducts Are an Indoor Air Quality Problem
Per the EPA, indoor air is 2-5x more polluted than outdoor air — and leaky ducts are one of the main causes. Every crack, loose connection, and failed tape seal pulls unfiltered attic air (dust, pollen, insulation fibers, rodent droppings) directly into your supply stream. Sealing and replacing bad runs is one of the highest-impact IAQ improvements we make.
Save More with Frosty Club
Basic ($99/yr):10% off all services | Premium ($300/yr): 15% off + $500 repair credit + 2 free tune-ups/year
Join Frosty ClubWhat Are the Most Common Ductwork Problems in Highland Park?
Leaky and undersized ducts are the single most-missed cause of comfort problems I see in DFW homes. Here's what we find most often on Highland Park diagnostic calls, and what each one typically costs to fix.
Uneven temperatures room-to-room
Classic sign of leaky supply runs or a failing zone damper. $85 diagnostic pinpoints the exact run. Fix is usually 1-3 duct repairs at $350 each.
Dusty rooms (no matter how often you clean)
Leaky returns pull unfiltered attic air straight into your supply stream. Sealing at $350 per repair stops the contamination at the source.
Climbing energy bills every summer
20-30% duct leakage means 20-30% more AC runtime. Sealing bad connections typically cuts summer bills 15-25%. 3-5 year payback.
Musty smell when the system turns on
Condensation inside flex liner leads to mold growth. You can't clean mold out of fiberglass — the only fix is replacement at $700 per run.
Rooms that never cool or heat enough
Usually undersized returns or crimped supply runs choking airflow. Manometer test during diagnostic measures exact loss. Fix varies by cause.
Allergy or asthma symptoms worse indoors
Leaky ducts pull pollen, dust, and insulation fibers into your breathing air. Duct sealing is one of the highest-impact IAQ improvements we make.
Why Do Highland Park Homeowners Trust Frosty's for Ductwork?
Highland Park ductwork is the most layered, retrofitted, patchwork system you'll find anywhere in DFW. We're talking homes built in the 1900s through the 1950s — Tudor, Spanish Revival, Georgian, Prairie-style mansions off Armstrong Parkway, Beverly Drive, Lexington Avenue, and St. Johns — that have been gutted and renovated 2 or 3 times. Each renovation added or rerouted ductwork without removing the old runs, so I routinely find dead duct branches still tied to active plenums, undersized supplies feeding rooms that were doubled in size during a remodel, and zone dampers that the last contractor wired but never balanced. Smoke-test readings of 20-35% air leakage are common.
Multi-zone Highland Park homes need duct work as often as they need equipment work. A 6,000 sqft Tudor with 4 zones might have 30-50 supply runs total, and even 10% leakage across that many runs means thousands of CFM going to wall cavities, attic space, and crawl spaces instead of into the rooms where you need it. Duct sealing is $350 flat per major plenum area ($297.50 for members). Full duct replacement runs $700 per run ($595 for members), with plenum replacement at $1,200-$1,500. The total cost on a large multi-zone home is significant — but the per-run price is the same flat rate we charge anywhere, and we quote each run individually so there's no mystery in the total.
Every ductwork job in Highland Park includes before-and-after static pressure readings per zone — we measure what each blower is fighting against before we start and prove the improvement after. Target on a healthy residential system is under 0.5 inches of water column; most Highland Park homes I first visit are running 0.8-1.4 (way too high, especially in zones where ducts have been narrowed or extended over multiple renovations). Historic Preservation District rules apply if exterior penetrations or attic vents change — we coordinate with the town. We don't offer duct insulation as a standalone product. If ducts are deteriorated enough to need insulation attention, they need full replacement. Omar Jacobo (EPA 608 Universal #2396328), Mariafernanda holds the TACLA126718E master license; doing this since January 1, 2018, 99 Google reviews at 4.9 stars. Call (469) 254-0548.
Neighborhoods we serve in Highland Park: Armstrong Parkway, Prather Park, Beverly Drive, Turtle Creek
Why Should I Trust Frosty's Credentials for Ductwork?
Because every credential is independently verifiable and directly tied to the work — Texas HVAC Contractor License TACLA126718E covers duct modification and airflow, EPA Indoor Air Quality guidance drives our sealing and replacement decisions, and U.S. DOE research documents the 20-30% energy savings that back our flat-rate pricing.
TACLA126718E
Texas HVAC Contractor License held by Mariafernanda Jacobo. Issued and regulated by the Texas Department of Licensing and Regulation.
EPA Indoor Air Quality
Per the U.S. EPA, leaky ducts are a primary contributor to poor indoor air quality. We measure, document, and fix.
DOE Energy Savings
The U.S. Department of Energy says duct losses can account for 20-30% of HVAC energy use. Sealing pays back fast.
Learn more about our credentials on our About page or visit omar-jacobo.com.
Related Services in Highland Park
Frosty's covers every residential HVAC need in Highland Park, TX — one phone line, one flat-rate pricing book, one licensed (TACLA126718E) family-owned team.
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Nearby Cities We Also Serve
Same flat-rate ductworkpricing across every city we cover. If you're in a Highland Park-adjacent neighborhood, these pages have local details for your ZIP.
From Our Blog
Deeper context on ductwork written by Omar Jacobo (EPA 608 #2396328).
- Ductwork Problems? How Bad Ducts Cost You MoneyLeaky, damaged ductwork wastes 20-30% of your cooled air. Learn the signs, repair costs, and when to replace. DFW homes. Call (469) 254-0548…Read article →
- Flower Mound HVAC: Why Your Upstairs Won't Cool DownFlower Mound homeowners: why your upstairs is hot, what it costs to fix, and when to replace. Larger homes need special attention. Call (469…Read article →
- 5 Signs Your Furnace Needs Repair (Before Winter Hits)5 warning signs your furnace needs repair — with exact DFW repair costs. Never repair a cracked heat exchanger. Call (469) 254-0548.Read article →
What Do Highland Park Homeowners Ask About Ductwork?
How do I know if my ducts need replacing in Highland Park?
Signs: rooms that never cool or heat evenly, high summer or winter bills despite recent equipment upgrades, visible dust at supply registers, musty smells when the system runs, or ducts visibly detached/torn in the attic. For Highland Park homes that have been renovated multiple times, full replacement on the affected zones ($700/run) is often the right call because you're dealing with layered patchwork. We inspect zone-by-zone and quote honestly.
How much does duct replacement cost in Highland Park?
Duct sealing $350 flat ($297.50 for members), duct replacement $700 per run ($595 for members), plenum replacement $1,200-$1,500. Highland Park homes are large with multi-zone systems, so 30-50 total runs is typical and full replacement projects can land at $20,000-$35,000. We quote each run flat-rate before starting and include static pressure readings per zone before and after.
Can you seal my existing ductwork in Highland Park instead of replacing it?
Sometimes — depends on condition and how many renovations the house has been through. If duct material is intact but joints are leaking, sealing ($350) works well. If flex duct is torn, crushed, or the inner liner has separated from the outer vapor barrier — common in homes renovated multiple times — sealing won't fix it. We inspect each zone first and give you the honest answer: seal-worthy, replacement-required, or borderline.
Why is one wing of my Highland Park home always hotter than the rest?
On multi-zone Highland Park mansions, the most common cause is undersized supply ductwork to that wing — the runs were too narrow for the room sizes after a renovation expanded the wing. A Manual D duct sizing calculation identifies it, and the fix is usually adding supply runs or upsizing returns to that zone. No amount of zoning damper adjustment will fix an airflow problem caused by undersized ducts.
Do you handle Historic Preservation District requirements for ductwork in Highland Park?
Yes — if duct work changes any exterior penetrations, attic vents, or visible exterior fittings, we coordinate with the town's preservation district review. Most interior duct work doesn't trigger preservation review, but anything visible from the street does. We handle the permit submission and town inspector coordination — included in the flat-rate quote.
Will New Ductwork Help My Older R-22 System in Armstrong Parkway and Prather Park?
Yes — EPA 608 Universal cert #2396328 lets me legally recover, recycle, and recharge R-22 under federal regulations. R-22 production ended in 2020 under the Clean Air Act phase-out (EPA.gov), so it now runs $200 per pound installed. A typical Armstrong Parkway and Prather Park R-22 leak repair totals $650-$1,000: electronic leak detection ($250) or nitrogen leak test ($500) plus recharge at $200/lb. Optional leak seal $350 — but it can void manufacturer warranties, so I only recommend it in specific cases. For systems past 12 years with major leaks, planning the transition to R-454B or R-32 is usually the better economics. Read our R-410A phase-out explainer for DFW homeowners.
Should I Update Ductwork Before Replacing My R-410A System in Armstrong Parkway and Prather Park?
Yes — ductwork outlives 2-3 system replacements. R-410A new-equipment production ended Jan 2025 under the AIM Act (Energy.gov), so your next replacement will use R-454B or R-32. Sizing the Armstrong Parkway and Prather Park ductwork correctly now sets up the new system regardless of refrigerant. EPA 608 Universal cert #2396328 covers all refrigerant work. Read our R-410A phase-out explainer for DFW homeowners.
How Do I Fix Leaky Ductwork in Highland Park?
Call (469) 254-0548 or request service online to book an $85 static pressure diagnostic (waived with any repair). We schedule duct diagnostics within 1-3 days and bring a manometer, bore-scope, and written report to every call. Flat-rate pricing — no surprises, no hourly charges.
Written by Omar Jacobo, EPA 608 Universal Certified Lead Technician at Frosty's HVAC LLC. Licensed TACLA126718E.
Written by
By Omar Jacobo
Texas Licensed HVAC Contractor #TACLA126718E · EPA #2396328
Co-Owner of Frosty's HVAC LLC, serving DFW since 2018. Learn more
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