Ductwork Services in Arlington, TX
Leaky ducts waste 20-30% of your cooling and heating. Flat-rate residential duct sealing, repair, and replacement in Arlington. Static pressure diagnostic $85 (waived with repair). Licensed TACLA126718E, EPA 608 Universal certified, family-owned since 2018.
How Much Does Ductwork Cost in Arlington?
Ductwork in Arlington 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 Arlington?
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 Arlington 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 Arlington Homeowners Trust Frosty's for Ductwork?
Arlington’s ductwork problems correlate directly with neighborhood era, and this city has one of the widest era ranges in DFW — 1960s South Arlington tract homes all the way to 2020s Viridian luxury builds within a 15-minute drive. The worst duct conditions I encounter are in South Arlington and Interlochen (1970s-80s), where original gray flex duct has spent 40-50 years cycling between 140-160°F summer attic temps and winter cool-downs. The tape joints failed years ago, inner liners have separated from outer vapor barriers, and smoke-test leakage readings routinely hit 25-35%. That means a third of the conditioned air your system produces is dumping into attic space before reaching any register. Duct sealing ($350) handles joints that are still structurally sound; full duct replacement ($700 per run) is the call when the material itself has deteriorated.
Dalworthington Gardens — the adjacent enclave with homes spanning the 1960s through 1990s — and Pantego both show the same degradation pattern but with an extra wrinkle: many of those homes have had HVAC systems replaced once or twice without anyone touching the ductwork. So you’ll find a 5-year-old high-efficiency condenser pushing air through 35-year-old ducts with 30% leakage, and the homeowner wonders why their Oncor bills didn’t drop after the new system install. The duct system is the bottleneck. North Arlington and Viridian homes (2011+) rarely need duct replacement, but I do see undersized returns on some builder-grade two-story plans — the upstairs supply runs are adequate, but the single return per floor can’t pull enough air back to the air handler, creating static pressure problems and hot spots in bedrooms farthest from the return grille.
Every ductwork job in Arlington includes before-and-after static pressure measurements — I measure what the blower is fighting against before we start and prove the improvement when we finish. A healthy residential system should read under 0.5 inches of water column; most older Arlington homes we first visit are running 0.8-1.2 (the blower is working 60-140% harder than it should, which burns motors out prematurely). Plenum replacement runs $1,200-$1,500 when the main trunk connection has failed. Omar Jacobo, EPA 608 Universal #2396328; Mariafernanda Jacobo, TACLA126718E. Flat-rate pricing, residential only, since January 1, 2018. 99 Google reviews at 4.9 stars. Call (469) 254-0548.
Neighborhoods we serve in Arlington: Viridian, Interlochen, Dalworthington Gardens, North Arlington
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 Arlington
Frosty's covers every residential HVAC need in Arlington, TX — one phone line, one flat-rate pricing book, one licensed (TACLA126718E) family-owned team.
- AC Repair in Arlington/ac-repair-arlington-tx
- AC Replacement in Arlington/ac-replacement-arlington-tx
- Heating Repair in Arlington/heating-repair-arlington-tx
- Heating Replacement in Arlington/heating-replacement-arlington-tx
- Emergency HVAC in Arlington/emergency-hvac-arlington-tx
- Tune-Up in Arlington/tune-up-maintenance-arlington-tx
Nearby Cities We Also Serve
Same flat-rate ductworkpricing across every city we cover. If you're in a Arlington-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 Arlington Homeowners Ask About Ductwork?
How do I know if my Arlington home needs duct replacement?
Warning signs: rooms that never reach thermostat temp, visible dust blowing from supply registers, musty smell when the system kicks on, high static pressure (we measure this), or visibly torn/crushed/disconnected ducts in the attic. For 1960s-80s South Arlington, Interlochen, and Dalworthington Gardens homes with original flex duct, full replacement ($700/run) is typically the right call. Newer North Arlington homes usually only need sealing ($350) at failed joint connections.
How much does duct replacement cost in Arlington?
Duct sealing $350 flat ($297.50 for Frosty Club members), duct replacement $700 per run ($595 for members), plenum replacement $1,200-$1,500. A typical Arlington home has 8-14 supply runs plus returns, so full replacement usually lands $5,000-$10,000. Flat-rate quote before any work begins, with static pressure readings before and after to prove the improvement.
Why is my upstairs always hotter in my North Arlington or Viridian home?
In two-story North Arlington and Viridian builds, the most common cause is an undersized return on the upper floor — the builder installed adequate supply runs but skimped on return air paths. The blower can’t pull enough air back to recirculate, so the upstairs stays warm even when the thermostat reads satisfied. A Manual D duct calculation identifies the deficit, and the fix is usually adding a return run or upsizing the existing one. Zoning dampers alone won’t solve a return-air deficit.
Can you seal ducts without full replacement in Arlington?
Yes, when the duct material itself is still intact. If joints are leaking but the flex duct inner liner and outer vapor barrier are still bonded and uncompressed, sealing those joints ($350) restores the connection and drops leakage significantly. But if the duct material is torn, crushed, or delaminated — which is common in South Arlington homes after 40+ years of attic heat — sealing won’t fix structural failure. We inspect first and give you the honest answer.
Should I replace my ducts when I replace my AC system in Arlington?
If your ducts are original to a 1960s-80s home and leaking 25-35% of conditioned air, replacing ducts alongside the AC system is the smart move. Installing a new high-efficiency system on deteriorated ductwork is like putting a sports engine in a car with flat tires — you never see the performance the equipment is capable of. We always include a duct assessment with every replacement quote in Arlington.
Will New Ductwork Help My Older R-22 System in Viridian and Interlochen?
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 Viridian and Interlochen 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 Viridian and Interlochen?
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 Viridian and Interlochen 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 Arlington?
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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