Lake Park, FL Duct Services: Replacement Costs & Pricing

Estimated Read Time: 11 minutes

Homeowners often search “air duct replacement cost” after spotting hot rooms, dust, or high energy bills. If that is you, this guide lays out clear pricing, what drives the numbers, and how to avoid surprise add‑ons. We also explain when repair is enough, how pros size and design new ducts, and smart ways to save. Bonus: local insights for Palm Beach County homes and climate.

What Drives Air Duct Replacement Cost

Replacing ductwork is more than swapping flex runs. Price is shaped by your home’s size, layout, material choices, and required code upgrades. Getting these right protects comfort, air quality, and efficiency.

Home size and layout

• Total conditioned square footage and number of supply registers.
• Single story vs two story. Multi‑story and tight crawl spaces add labor.
• Access complexity. Low attic clearance, dense truss webs, and sealed soffits take more time.

Material choices

• Flexible duct: Fast to install, cost‑effective for branches when sized and supported correctly.
• Sheet metal: Durable, smooth interior, great for trunks and plenums. Higher material and labor cost.
• Duct board: Insulated panels formed into trunks. Efficient and quiet when fabricated well.

Insulation, sealing, and code items

• Insulation value and vapor barrier to match Florida’s humidity.
• Mastic sealing and UL‑listed tapes for tight systems. Leaky ducts waste energy and pull attic air into your home.
• Returns, plenums, dampers, and proper supports. Cheap hangers and crushed flex cost you comfort.

Hard facts to know:

1. ENERGY STAR estimates that leaky duct systems can reduce HVAC efficiency by up to 20 percent.
2. Hopkins Air Conditioning has been serving Palm Beach County since 1988 and holds an A+ BBB rating.

Typical Air Duct Replacement Cost Ranges in Palm Beach County

Every home is unique, but these ballparks help you plan. Pricing includes removal, new ducts, sealing, balancing, and standard materials. Final quotes vary by access, scope, and upgrades.

• Partial duct replacement or trunk refit: $1,800 to $5,000
• Whole‑home duct replacement, average single‑story: $6,000 to $11,000
• Whole‑home duct replacement, larger or multi‑story: $9,500 to $15,000+
• Custom metal trunk and plenums add: $800 to $2,500
• Air balancing and static pressure optimization: $250 to $750
• New return drops or added return air: $300 to $1,200 each

Local insight: In Palm Beach County attics run hot and humid most of the year. That raises the importance of proper insulation, vapor barrier, and sealed connections. Cutting corners here shortens duct life and can trigger condensation.

Detailed Cost Breakdown

Use this line‑item view to understand where your budget goes and to compare apples to apples among bids.

1. Assessment and design
   • Room‑by‑room airflow requirements
   • Duct layout, sizing, and materials plan
   • Typical cost: Included in proposal or $150 to $450 for advanced testing
2. Demolition and disposal
   • Safe removal of old flex, duct board, and contaminated sections
   • Typical cost: $250 to $900
3. Trunks, plenums, and branches
   • Sheet metal or duct board trunks, metal plenums, and sized flex branches
   • Typical cost: $2,500 to $7,500 depending on size and material
4. Returns and filtration upgrades
   • Additional returns for better pressure and quieter operation
   • High‑MERV media cabinet or return filter grilles
   • Typical cost: $300 to $1,200 per return; $250 to $600 for filtration cabinet
5. Sealing and insulation
   • Mastic, UL tapes, vapor barrier integrity, suspension hardware
   • Typical cost: $400 to $1,000
6. Air balancing and commissioning
   • Measure CFM, adjust dampers, verify static pressure and temperature split
   • Typical cost: $250 to $750
7. Permits and compliance (where applicable)
   • Municipality or HOA requirements
   • Typical cost: $100 to $400
8. IAQ and comfort add‑ons (optional)
   • Whole‑home dehumidifier, UV, or air purifier
   • Typical cost: $400 to $2,500+

Replace or Repair: How to Decide

Not every duct system needs a full replacement. Consider replacement when you have:

• Crushed or undersized trunks and branches that starve rooms of airflow.
• Widespread tape failures, mold‑stained insulation, or damaged duct board.
• High static pressure that persists after repairs and cleaning.
• Rooms that never reach setpoint despite a healthy AC system.

Repair or partial replacement can work when:

• A few runs are kinked, poorly supported, or leaking at collars.
• Returns are limited and noise is the main complaint.
• You recently remodeled and only one zone changed.

Tip: Ask for a pressure reading and a measured room‑by‑room airflow check. Numbers reveal whether sizing and layout are the real culprits.

How Pros Estimate Air Duct Replacement Cost

A credible contractor will show their math. Here is our typical process at Hopkins Air Conditioning:

1. Diagnose
   • Inspect current ducts, take static pressure, and note hot or dusty areas.
2. Design
   • Calculate room CFM needs, size trunks and branches, and choose materials.
3. Verify access
   • Evaluate attic clearance, soffits, chases, and any obstructions.
4. Build scope
   • Document returns, plenums, hangers, sealing, and code items.
5. Price transparently
   • Fixed scope with allowances for unforeseen conditions, if any.
6. Commission
   • Balance airflow room by room and review results with you.

What to look for in proposals:

• Duct sizes per run, not just “replace ductwork.”
• Material callouts, insulation value, and hanger spacing.
• Air balancing included, not “as needed.”
• Warranty terms on workmanship and materials.

Add‑Ons That Impact Pricing and Comfort

These options can raise or lower total air duct replacement cost, and many deliver fast comfort gains in South Florida homes.

• Additional returns: Often the best upgrade for quiet, efficient airflow.
• Sealed and insulated platforms and plenums: Reduce noise and sweat.
• Zoning for multi‑story homes: Separate thermostats to tame upstairs heat.
• Whole‑home dehumidifier: Tackles coastal humidity, improves comfort at higher setpoints.
• UV or high‑MERV filtration: Targets microbes and fine dust.
• Attic insulation improvement: Pair with ductwork to stop heat soak.

Timeline: What to Expect on Install Day

• Pre‑arrival: We protect floors and furnishings and stage materials.
• Demo: Old ductwork is removed cleanly. Problem areas are documented with photos.
• Install: New trunks, plenums, and runs are hung, sealed, and insulated with correct supports.
• Balance: We measure CFM at registers and fine‑tune dampers.
• Walkthrough: You see results, learn filter locations, and understand maintenance.

Typical duration:

• Partial replacements: 4 to 8 hours
• Whole‑home single story: 1 to 2 days
• Larger or multi‑story: 2 to 3 days

Ways to Save Without Cutting Corners

• Bundle projects: Combine duct replacement with attic insulation or IAQ for better pricing and one visit.
• Maintenance plan benefits: Our tiered plans include 20‑point inspections, waived diagnostic charges with repairs, up to 20% off repairs, 10% replacement discounts, VIP priority, and even 5% off duct work on select tiers.
• Right‑size the design: Oversized ducts are noisy, undersized waste energy. Proper sizing avoids costly rework.
• Off‑season scheduling: Flexible timing can open better availability.
• Rebates and financing: Ask about current utility or manufacturer incentives and payment options.

DIY vs. Professional Replacement

Duct replacement seems simple until comfort and code collide. Common DIY pitfalls include crushed flex, long unsupported spans, pinched turns, leaky boot connections, and starved returns. The hidden cost is higher energy bills and rooms that never cool. A professional team designs, seals, and balances the system to perform as a whole.

Why Palm Beach County Homeowners Choose Hopkins

• Local expertise since 1988. We know how coastal humidity, hot attics, and older soffit chases affect duct life.
• Credentialed team. Our technicians hold NATE and National Comfort Institute certifications.
• Proven quality. A+ rating from the Better Business Bureau and numerous 5‑star reviews.
• Whole‑home approach. Custom duct design, air balancing, IAQ, and insulation to solve comfort and health together.
• Responsive service. 24/7 emergency support and VIP priority for maintenance members.

Service Area

We replace and redesign ducts across Palm Beach County, including:

• West Palm Beach
• Boca Raton
• Boynton Beach
• Delray Beach
• Lake Worth
• Wellington
• Jupiter
• Palm Beach Gardens
• Greenacres
• Riviera Beach

Quick Pricing Examples

These examples are not quotes, but they show how scope changes price:

1. 1,800 sq ft single story, access friendly

• Replace flex branches, add one return, new metal plenums, seal and balance
• Ballpark: $6,800 to $9,200

2. 2,600 sq ft two story, tight attic, noise complaint

• New metal trunk, two additional returns, zoning for upstairs, balance and commission
• Ballpark: $11,000 to $15,000

3. 1,400 sq ft older home, IAQ upgrade

• Replace duct board trunk with metal, new branches, UV and media cabinet, balance
• Ballpark: $7,500 to $10,500

Remember, the most expensive duct system is the one that never delivers comfort. Correct design and balancing protect your investment and your indoor air.

What Homeowners Are Saying

"Jamie and Jamal cleaned my duct system and dryer vent. Grills were cleaned and sanitized, and they left the area clean. I rated them a 5 and would recommend them."
–Carol G., Duct Cleaning

"Very professional. Great follow thru. Dave did a great job with our recent duct cleaning and UV light installation. Would recommend them for all HVAC work!"
–Christina R., Duct Cleaning

"Just had our old ductwork replaced. Phil did a great job with drawing plans and overseeing the project. Gabe, Andray and Junior were so professional. Total thumbs up!"
–Bruce T., Duct Replacement

"Phil showed us why we weren’t getting the best cooling. He drew new plans for our duct work, and now lots of cool air is flowing. When they cleaned up, they really cleaned up."
–Cheryl H., Duct Redesign

Frequently Asked Questions

How much does air duct replacement cost?

Whole‑home air duct replacement typically runs $6,000 to $15,000+ in Palm Beach County, depending on home size, access, materials, and add‑ons. Partial projects can be $1,800 to $5,000.

What factors most affect my air duct replacement cost?

Home size and layout, material type, access difficulty, number of returns, insulation and sealing level, and optional IAQ or zoning upgrades are the biggest drivers.

How long do ducts last in Florida?

Well‑installed ducts often last 20 to 25 years. Coastal humidity, hot attics, and poor sealing shorten lifespan. Regular inspections and maintenance extend service life.

Is it cheaper to clean or repair instead of replace?

If your system is mostly sound, targeted repairs or cleaning can help. Widespread leaks, poor sizing, or crushed trunks usually justify full replacement.

Do new ducts really improve efficiency?

Yes. Tight, right‑sized ducts lower static pressure, reduce leakage, and deliver correct airflow. ENERGY STAR notes leaky ducts can waste up to 20 percent of heating and cooling energy.

In Summary

Air duct replacement cost depends on design, materials, and access, but the payoff is comfort, cleaner air, and lower bills. For a precise quote on air duct replacement cost in West Palm Beach and nearby cities, schedule a no‑pressure assessment today.

Ready to Breathe Easier? Call, Schedule, or Chat

• Call Hopkins Air Conditioning at (561) 431-9152
• Visit https://hopkinsair.com/
• Ask about bundling duct replacement with IAQ or insulation for added savings

Your home deserves a quiet, balanced, and efficient duct system. Let’s build it right the first time.

Call (561) 431-9152 or schedule at hopkinsair.com for a custom air duct replacement cost estimate and comfort plan for your Palm Beach County home.

About Hopkins Air Conditioning

Since 1988, Hopkins Air Conditioning has served West Palm Beach and Palm Beach County with honest, high‑quality HVAC. Our NATE- and NCI‑certified technicians specialize in custom duct design, replacement, air balancing, and IAQ solutions. We hold an A+ BBB rating and are a multi‑year Angi Super Service Award winner. Expect clean work, clear communication, 24/7 emergency support, and options that fit your home and budget.