Eagle, ID Duct Services: Air Duct Replacement Costs

*Estimated Read Time: 12 minutes* If you’re researching air duct replacement cost, you want straight answers before you cut into a ceiling or attic. This guide breaks down typical price ranges in Boise and the Treasure Valley, the factors that move the number up or down, and smart ways to save without sacrificing safety or comfort. We’ll also show when repair or sealing beats full replacement, plus financing and proposal options to help you plan with confidence. ## What Does Air Duct Replacement Cost in Boise? Boise and the broader Treasure Valley see a wide range of duct configurations, from 1950s ranch homes on the Bench to newer builds in Meridian and Eagle. Most full air duct replacements fall into these ballparks: - Whole‑home duct replacement: $6,500 to $14,000 for an average single‑story, 2,000 sq. ft. home. Multi‑story or complex layouts can reach $15,000 to $22,000. - Partial replacement or major section rework: $2,000 to $6,000 depending on access, material changes, and redesign. - Add‑on ducts for a new room or conversion: $1,200 to $3,500 per zone. Why the spread? Material choice, access, layout complexity, and code upgrades make a big difference. Boise attics with limited headroom, long branch runs to rooms over garages, or tight crawlspaces increase labor hours. > “The process from start to finish was seamless... every team member was courteous and professional. Pricing was competitive.” ## Cost Drivers You Can Control Several inputs decide where your project lands. Focus here to keep your investment predictable. ### 1) Access and Labor Hours - Attics and crawlspaces with safe, open access lower labor time. - Finished basements, tight truss systems, and asbestos‑era materials add containment and protection steps. - Two‑story homes require more ladder and chase work to reach upstairs registers. Local insight: In older Boise Bench homes, retrofits often run above average due to plaster ceilings and compact attics. Newer Eagle and Meridian builds trend easier, but long trunk runs across vaulted spaces can still add hours. ### 2) System Design and Sizing - A proper Manual D‑based redesign can fix comfort issues and reduce noise. - Right‑sized trunks, branch counts, and proper register placement reduce static pressure and improve airflow. - Matching ducts to your HVAC equipment matters. An undersized return starves airflow. An oversized branch can cause drafts. Hard fact: ENERGY STAR notes 20 to 30 percent of the air moving through a typical duct system can be lost to leaks, holes, and poorly connected ducts. A redesign that seals and right‑sizes can claw back efficiency and comfort. ### 3) Materials and Insulation Level - Galvanized metal vs. fiberglass duct board vs. high‑quality flex: each has a cost, airflow, and noise profile. - In Boise attics, R‑8 insulated flex or insulated metal is the common standard to control heat gain and condensation. - Upgrading from old, crushed flex to rigid trunks with flex branches adds cost but improves durability and noise. ### 4) Code and Safety Upgrades - Properly sealed joints with mastic or UL‑listed tape, fire‑blocking around chases, and adequately supported runs are not optional. - Return air must be isolated from garages and mechanical rooms for safety. ### 5) Register and Grille Refresh - New low‑resistance grilles and diffusers improve airflow and aesthetics. Budget $25 to $150 per opening for quality replacements. > “Aiden and Tony were great completing the air duct cleaning and explaining things. Will keep them in mind when we are ready to replace our furnace.” ## Typical Scope: What’s Included in a Quality Replacement A thorough Boise‑area duct replacement should include more than swapping pipes. 1. Pre‑work diagnostics and proposal - Room‑by‑room airflow issues, hot‑cold spots, and noise notes. - Equipment matching and static pressure targets. - Photo documentation and a written plan. 2. Material and layout plan - Trunk and branch sizes, register types, return strategy, and insulation level. - Sealing standard: mastic at all joints, collars, and seams. 3. Installation and compliance - Proper strapping, supports, and sag limits for flex runs. - Fire‑blocking, air barrier continuity, and safe return placement. 4. Commissioning and cleanup - Static pressure and temperature split checks. - Air leakage inspection at connections. - Clear homeowner walkthrough and labeling. Hard fact: Correctly sealed and balanced ducts can extend equipment life by reducing runtime and overheating. That means fewer repair calls over the next decade. ## When Replacement Beats Repair or Sealing Not every duct issue needs a complete rip‑and‑replace. Here is a quick decision tree. - Choose repair or sealing if: - Leaks are isolated at boots, takeoffs, or plenum seams. - Flex is kinked or partially crushed but still serviceable when re‑routed. - Airflow issues are due to disconnected or loose fittings. - Choose partial replacement if: - Sections of flex are torn, rodent‑damaged, or sun‑brittled in the attic. - Return drops are undersized and noisy. - Choose full replacement if: - The system is fundamentally undersized or poorly routed. - More than 40 percent of runs are damaged or inaccessible for proper sealing. - Mold or contamination is extensive within duct materials that cannot be cleaned. > “I’m on their yearly service plan. I also use their duct cleaning service… goes over everything carefully and courteously.” ## Metal vs. Flex vs. Duct Board: Pros, Cons, and Pricing Impact Each material has a place. A blended design often wins. - Galvanized metal - Pros: Durable, low resistance, easy to clean, holds shape in long runs. - Cons: Higher material and labor cost, needs external insulation. - Best for: Trunks, long straight runs, mechanical rooms. - Insulated flex duct (R‑8 common in Boise attics) - Pros: Cost‑effective, fast to install, great for short branches. - Cons: Prone to kinks and compression if not supported correctly. - Best for: Short branches under 10 feet, final connections to registers. - Duct board - Pros: Built‑in insulation, quiet. - Cons: Vulnerable to moisture and damage, not ideal for tight attics. - Best for: Select plenums and trunks where allowed and protected. Pricing note: All‑metal systems run higher upfront but can be quieter and easier to service long term. Most Treasure Valley homes use a metal trunk with insulated flex branches for a balanced cost‑to‑performance result. ## Hidden Costs to Watch For Budget cushions keep projects on track. - Asbestos or vermiculite abatement requires licensed specialists and adds time. - Rodent remediation or heavy debris removal before installing new ducts. - Drywall and paint patching after removing obsolete chases or returns. - Upsizing electrical or adding ventilation controls when pairing with new HVAC. Local insight: Homes near farm roads in Kuna and Star often carry extra attic dust. Plan for thorough cleanup and sealed connections to keep that dust out of living spaces. ## How to Get an Accurate Price in One Visit A low‑friction process prevents surprises. 1. Schedule a diagnostic and proposal visit. 2. Walk the home with your technician to point out comfort problems and noise. 3. Expect photos, a diagram of the new layout, and clear line items. 4. Ask for options: good, better, and best materials and grille packages. 5. Review financing or monthly payment options for full replacements. > “One hiccup with scheduling my duct cleaning, but they remedied it immediately… I would highly recommend Ultimate.” ## Ways to Save Without Cutting Corners Smart planning beats risky shortcuts. - Bundle repairs: Replace ducts while upgrading the furnace or AC. Your installer can match the unit to your duct system for a perfect fit and reduce duplicate labor. - Keep runs short and straight: Agree on layout changes that remove excessive elbows and long loops. - Refresh returns: Adding a correctly sized return often solves noise and airflow issues cheaper than oversizing branches. - Prioritize sealing: Demand mastic sealing at every joint. It is inexpensive and delivers a measurable efficiency bump. - Membership perks: Maintenance plan members often receive priority scheduling and discounts that reduce total project cost over time. ## What a High‑Quality Proposal Should Include Before you approve work, insist on clarity. - A comprehensive report with photos of existing issues. - A room‑by‑room airflow plan and identified constraints. - Materials list with insulation levels and sealing methods. - Code and safety checklist for return air and fire‑blocking. - Commissioning steps with target static pressure and airflow notes. - Permits and inspection expectations when applicable. ## Timeline: How Long Will It Take? - Diagnostic and proposal: Same day to 48 hours depending on access. - Standard single‑story replacement: 1 to 3 working days with a 2‑ to 3‑person crew. - Complex or multi‑story homes: 3 to 5 days, plus finishing for any drywall patches. Tip: Clear attic access and move stored items ahead of time to shave hours off the schedule. ## Red Flags That Increase Long‑Term Costs Avoid these mistakes that reduce airflow and comfort. - Long, unsupported flex runs that sag and choke airflow. - Smearing a little duct tape instead of mastic at critical joints. - Starving the return side. A quiet system needs ample, well‑placed returns. - Reusing crushed or mold‑contaminated ductwork to save a few bucks now. ## Replacement vs. Cleaning and Sealing: Cost Crossover Cleaning and sealing are powerful tools when ducts are structurally sound. - Cleaning: Great for dust and debris, especially after renovations or wildfire season. It does not fix undersized or damaged ducts. - Sealing: Stops leaks at seams and boots, often delivering quick comfort wins and lower bills. - Replacement: Best when layout, size, or material condition prevent proper airflow even after sealing. Rule of thumb: If more than 40 percent of runs are damaged or inaccessible for reliable sealing, or if the layout cannot meet airflow targets, replacement is the cost‑effective choice. ## Financing and Monthly Payments Full replacements are capital projects. Monthly plans help protect cash flow. - Many Boise homeowners choose low monthly payments for whole‑home duct replacements. - Ask your consultant to show payment options side by side with any available proposal specials. ## Why Boise Homes Often Benefit From a Redesign Our climate swings from single‑digit winters to 100‑degree highs. Add older homes, partial remodels, and additions, and you get mismatched trunks and returns. A proper redesign: - Balances airflow to distant rooms over garages and bonus rooms. - Reduces equipment strain during summer peaks. - Solves chronic dust and uneven temperatures by fixing duct layout, not just the equipment. Final hard fact: You cannot “tune” a duct system that is the wrong size. Matching the equipment to properly sized and sealed ducts is the foundation of comfort and efficiency. ## Special Offers for Treasure Valley Homeowners - Save with a professional proposal visit for duct replacement or redesign. Ask about current proposal specials that include a comprehensive written report. - Considering a new duct system? Monthly payment options are available for qualifying whole‑home replacements. Call (208) 738-4822 for details. - Need fast help diagnosing noise, leaks, or hot‑cold spots? Low‑cost same‑day diagnostic appointments are available. Call now to schedule: (208) 738-4822. Act now to lock in the best scheduling windows before peak season. ## Frequently Asked Questions ### How much does air duct replacement cost in Boise? Most whole‑home replacements in the Boise area range from $6,500 to $14,000. Larger or complex homes can reach $15,000 to $22,000. Access, materials, and redesign needs drive the final price. ### Is it cheaper to repair or seal my ducts instead of replacing them? Often yes. If leaks are isolated and materials are sound, sealing and targeted repairs can solve comfort issues at a lower cost. Replacement makes sense when layout and sizing are fundamentally wrong or damage is widespread. ### How long does a duct replacement take? A standard single‑story home usually takes 1 to 3 days. Multi‑story or complex layouts can take 3 to 5 days. Proposal visits and materials staging are typically completed within 1 to 2 days before install. ### Metal vs. flex: which is better for my home? Metal trunks with insulated flex branches are common for a balanced cost and airflow. All‑metal systems are durable and quiet but cost more. The right mix depends on run lengths, access, and your noise goals. ### Will new ducts lower my energy bills? Yes, when ducts are sealed and sized correctly. ENERGY STAR notes 20 to 30 percent of air can be lost through leaky ducts. A proper redesign and sealing can cut waste and reduce runtime, which lowers bills. ## Bottom Line: Plan Smart, Replace Once Air duct replacement cost depends on access, layout, and materials, but a well‑designed system pays you back in comfort and efficiency. If you are weighing air duct replacement cost in Boise or the Treasure Valley, start with a thorough diagnostic and proposal. You will know what really drives your price and the best path to solve hot‑cold spots, noise, and dust for good. Ready for a precise proposal and clear options? Call Ultimate Heating & Air at (208) 738-4822, visit https://ultimateheatingandair.com/, or schedule online today. Ask about current proposal specials and monthly payment options for qualifying replacements to keep your project on budget. Ultimate Heating & Air has served Boise and the Treasure Valley for over 20 years with licensed, insured technicians. We offer 24/7 service, no dispatch fees, and a 100% satisfaction guarantee on repairs and installs. Our team has earned multiple Bryant awards and runs a nationally recognized apprenticeship program. From duct diagnostics to full replacements, homeowners choose us for transparent pricing, same‑day responsiveness, and craftsmanship that stands behind every job.

Star, ID Duct Services: 7 Easy Repairs Homeowners Can Do

*Estimated Read Time: 9 minutes* If rooms run hot and cold, energy bills climb, or dust keeps coming back, your home likely needs ductwork repair. Small leaks and loose joints can waste 20 to 30 percent of your conditioned air, so smart ductwork repair is one of the highest‑impact fixes in a home. Below are seven simple methods any Boise‑area homeowner can use to spot issues, make safe improvements, and know when to call a pro. Stick around for local coupons that make professional help affordable. ## Why ductwork fails in Idaho homes Treasure Valley homes see big temperature swings, spring pollen, and summer dust. Many houses use crawlspaces and attics where ducts face heat, cold, and critters. Over time: - Joints loosen and leak air. - Insulation sags or gets wet. - Flexible duct gets kinked or crushed. - Old cloth-backed “duct tape” dries out and fails. The Department of Energy estimates typical duct systems lose 20 to 30 percent of airflow through leaks, holes, and weak connections. That waste shows up as uneven rooms, longer run times, and higher bills. ## Method 1: Find leaks fast with a simple test You can identify obvious leaks with safe, homeowner-friendly checks: 1. Visual inspection: Look for gaps where round ducts meet metal collars, around the air handler, or at supply and return plenums. Dark dust streaks often mark a leak. 2. Hand test: With the system running, feel for air blowing out around seams and connections. 3. Incense or smoke pencil: Gently move smoke near seams. If it wavers or gets pulled, you found air movement. 4. Flashlight buddy test: Shine a bright light inside an accessible duct section while another person looks for light escaping at seams. If you notice multiple leaks, or rooms that never balance, a professional pressure test and duct diagnostic is the fastest way to quantify loss and find hidden issues behind drywall or in tight crawlspaces. ## Method 2: Seal small joints with mastic, not standard “duct tape” Cloth-backed household duct tape is not rated for ducts. Heat, cold, and moisture cause it to dry and fall off. Instead, use UL-181 rated products: - Water-based duct mastic for joints and seams. - Mastic with fiberglass mesh for gaps larger than 1/8 inch. Steps: 1. Clean the surface with a dry rag to remove dust and grease. 2. Brush mastic over the seam at least 1 inch past the joint on all sides. 3. For larger gaps, bed a strip of fiberglass mesh into the wet mastic, then topcoat. 4. Let it cure fully before running the system. Mastic remains flexible, bonds to galvanized steel, and handles seasonal expansion and contraction better than tapes. ## Method 3: Use foil tape where flex meets metal Where flexible duct connects to metal collars or boots, use the right tape and clamps so the seal stays tight: - Use UL-181B-FX foil tape with acrylic adhesive. - Secure flex duct with a worm-drive clamp or nylon drawband over the inner liner on the collar. - Pull the outer insulation and vapor barrier back over the collar and tape it fully around to prevent condensation. Avoid shortcuts like zip ties alone. A proper mechanical clamp plus foil tape gives a long-lasting, code-compliant seal. ## Method 4: Patch holes with mesh and mastic Animal entry, rust, or past handyman work can leave holes in sheet metal. If the metal is sound and the hole is smaller than a few inches: 1. Clean around the hole. 2. Apply a first coat of mastic. 3. Press a patch of fiberglass mesh or a thin sheet-metal patch over the opening. 4. Topcoat with mastic, feathering 1 to 2 inches past the edges. If you find multiple holes, crushed sections, or rusted-out plenums, replacement is safer and more efficient. A professional can match new ducts to your equipment size to restore airflow. ## Method 5: Support and straighten sagging flex duct Sagging or kinked flex duct chokes airflow and makes rooms uncomfortable. In attics and crawlspaces: - Add supports every 4 feet with 1.5 inch or wider straps to prevent cutting into the duct. - Maintain long, sweeping bends instead of tight turns. - Keep flex runs as short and straight as possible. - Avoid compressing insulation when strapping. A single crushed section can starve a room of air. Straightening and supporting runs often fixes comfort complaints without major cost. ## Method 6: Insulate ducts in unconditioned spaces Ducts that run through garages, attics, and ventilated crawlspaces lose heat in winter and gain it in summer. That means longer run times and rooms that never feel right. - Aim for R-8 insulation on supply ducts in very hot or cold spaces when allowed by local code. - Seal air leaks first, then insulate. Insulation does not stop air leaks. - Repair any torn vapor barriers to prevent condensation. In our climate, insulating ducts in unconditioned spaces protects comfort, reduces equipment wear, and lowers energy costs through the hottest July weeks and the cold January mornings. ## Method 7: Quiet noisy ducts and balance airflow Rattles and whistling point to loose metal or undersized returns. Quick homeowner checks: - Tighten loose access panels and plenum screws. - Verify supply registers are open and not blocked by rugs or furniture. - Replace heavily clogged filters. Boise’s spring cottonwood fluff can load filters fast. - Slightly close over-supplied rooms to push more air to weak rooms, but never close more than 20 percent of total supply. Persistent noise, banging at startup, or one room that never balances suggests sizing or duct design issues. A professional static pressure and airflow test can diagnose restrictions and correct them with proper balancing or redesign. ## When to DIY and when to call a pro DIY is great for: - Sealing small, visible leaks with mastic. - Securing flex-to-metal connections with proper tape and clamps. - Adding supports to sagging flex runs. - Replacing accessible duct insulation. Call a licensed HVAC company for: - Hidden leaks, widespread comfort issues, or rooms that never heat or cool. - Mold, strong odors, or pests in ducts. - Ducts with asbestos-containing wrap. Do not disturb. Get professional testing. - Design fixes, replacements, or when code compliance and permits are required. A professional diagnostic gives you a measured baseline and a prioritized plan, so every dollar goes to the biggest wins first. ## What to expect from a professional duct visit With Ultimate Heating & Air, the visit is designed to be clear and actionable: 1. We come to your home, inspect the duct design, and test for leaks. 2. You receive a comprehensive written report with findings and options. 3. We review repair, sealing, cleaning, or replacement paths and pricing. 4. With approval, we complete many repairs the same day. We use the industry’s best sealing materials and pair them with our own expert techniques. For extensive projects, we offer financing and can match new ductwork to your equipment for a perfect fit. ## The payoff: Lower bills, cleaner air, longer equipment life Sealing and repairing ducts can deliver: - Energy bill savings and shorter run times. - More uniform temperature from room to room. - Less dust and fewer allergens cycling through the home. - Longer life for your furnace and air conditioner. Many Boise families notice immediate comfort gains once major leaks are sealed and flex runs are corrected. ## Maintenance plans that protect your ducts Airflow problems often begin with small issues. Our Lion Shield maintenance plans include routine checks that catch duct concerns early. - Good Select Plan starts at $198 per year and can deliver over $700 in annual savings on scheduled services. - Premium Plan offers up to $1,100 in annual savings potential. - Members get priority service and repair discounts across all services, including ductwork. Consistent care lowers surprise failures, improves indoor air quality, and keeps the system operating within manufacturer specs. ## Safety and compliance notes for homeowners - Use only UL-181 rated mastic and tapes on ducts. - Do not seal with standard cloth duct tape. - Check local code for required duct insulation values in unconditioned spaces. - If you suspect asbestos on old duct wrap, stop and call a pro. - Document what you seal. If you later schedule cleaning, the technician can protect those areas during service. With a few smart fixes and a clear plan, most homes can regain comfort and reduce waste quickly, without guesswork. ## Special Offers for Boise-Area Homeowners - Special Offer: $49 Air Duct Repair Diagnostic with Same Day Service. No service call fees. No dispatch fees. Call for conditions and restrictions. - Special Offer: $99 Air Duct Cleaning Service Proposal with comprehensive report. - Special Offer: $99 Air Duct Sealing Service Proposal with diagnosis and written findings. - Special Financing: Air Duct Replacement as low as $107 per month with a Free Proposal. On approved credit. Redeem by calling (208) 738-4822 or visiting https://ultimateheatingandair.com/ and selecting Schedule Now. Mention the offer name at booking. ### What Homeowners Are Saying > "Ultimate replaced our 17 year old A/C, furnace and water heater, and performed a duct cleaning. The process from start to finish was seamless... Communication updates were prompt and timely and pricing was competitive. I highly recommend Ultimate for all HVAC needs." > –Homeowner, Boise > "I highly recommend Ultimate heating and air, I am on their yearly service plan. I also use their duct cleaning service, Brad really knows what he is doing and goes over everything carefully and courteously." > –Homeowner, Meridian > "Aiden and Tony were great today and completing the air duct cleaning and explaining things. Will keep them in mind when we are ready to replace our furnace." > –Homeowner, Nampa ## Frequently Asked Questions ### How do I know if my ducts are leaking? Look for uneven room temperatures, dust streaks on duct seams, longer run times, and higher bills. A professional pressure test confirms the leak rate and pinpoints hidden gaps. ### What sealant should I use for ductwork repair? Use UL-181 rated duct mastic for seams and gaps. Pair with fiberglass mesh for larger holes. For flex-to-metal joints, use UL-181B-FX foil tape plus a mechanical clamp. ### Is duct cleaning worth it after sealing? Yes. Sealing first prevents recontamination. A professional cleaning then removes built-up dust, pollen, and debris so the system stays cleaner longer and airflow improves. ### When should duct sections be replaced, not repaired? Replace where ducts are crushed, rusted, contaminated by mold, or sized incorrectly. If comfort issues persist after sealing, a redesign or replacement restores proper airflow. ### Do you offer same-day duct repairs? Yes. We provide same-day service for most diagnostics and repairs, with no service call or dispatch fees. Call (208) 738-4822 to schedule. ## Bottom line Small, targeted ductwork repair can deliver big comfort and energy savings in Boise, Meridian, Nampa, and nearby cities. Start with sealing visible leaks, correcting flex runs, and insulating exposed ducts. For deeper issues, schedule a professional diagnostic and get a prioritized plan with clear pricing. Ultimate Heating & Air has 20+ years of local experience and 4.9 stars from 1,900+ reviews to back your project. ## Ready to restore comfort? Let’s fix your ducts today Call (208) 738-4822 or visit https://ultimateheatingandair.com/ to book your $49 Air Duct Repair Diagnostic or a $99 Duct Cleaning or Sealing Proposal. Same-day service available. Prefer to chat? Click Schedule Now on our site for real-time booking. Save money, breathe easier, and enjoy even temperatures in every room. About Ultimate Heating & Air, Inc For over 20 years, Ultimate Heating & Air has served Boise, Meridian, and the Treasure Valley with licensed, insured technicians. We deliver same-day service, transparent pricing, and 100% satisfaction on repairs and installs. Our team has earned multiple Bryant awards, including Circle of Champions and Dealer of the Year. With 4.9 stars across 1,900+ reviews, flexible financing, and our Lion Shield maintenance plans, we back every visit with proven quality and local expertise.

How much does air duct replacement cost for a typical home?

Air duct replacement cost for a typical home is confirmed after an on-site inspection and written proposal from Ultimate Heating & Air, with financing available as low as $107 per month. The biggest driver is home size and how easy it is to access the existing ductwork. Material selection and any needed layout changes to improve airflow also influence price. Our team regularly replaces duct systems in the Boise area and provides a comprehensive report before any work begins. If ducts are rusted, undersized, or leaking in many spots, replacement usually costs less over time than repeating spot repairs. A technician will measure room-by-room airflow rather than guessing from square footage. - Your estimate will reflect: number of supply/return runs - Attic or crawlspace access and working clearances - Insulation and sealing needed for efficiency and comfort - Add‑ons like extra returns, balancing dampers, or redesign of problem rooms Schedule a diagnostic so we can price your options clearly and confirm whether repair or full replacement makes more sense. Updated: 2026-04-03 Need help in Boise, ID? Call (208) 738-4822 or book online.

Duct Services in the Greater Melba Area

Name: Ultimate Heating & Air, Inc
Address: 535 N Locust Grove Rd #170 Meridian, ID 83642, Kuna, Idaho, 83642, US
Telephone: https://ultimateheatingandair.com/

Need reliable duct services now? Our licensed, insured team cleans, repairs, seals, and replaces air ducts to improve airflow and indoor air quality. We serve the Greater Melba Area, including Boise, Meridian, and Nampa. With a 4.9 rating from 2,062 reviews and 20+ years of local experience, you can count on quality work and clear communication. Ask about our free second opinions and financing options. Contact us today to schedule service.

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Top-rated service4.9 rating from 2,062 customer reviews.

Why Homeowners Recommend Us

quality

"Aiden and Andrew came to clean our ducts today. They did an awesome job and I look forward to breathing clean air!"

— Pat C.

professionalism

"Ultimate replaced our 17 year old A/C, furnace and water heater, and performed a duct cleaning. The process from start to finish was seamless."

— Janet J.

communication

"Aiden and Tony were great today and completing the air duct cleaning and explaining things."

— Tracy M.

Answers to Common Questions

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How much does air duct replacement cost for a typical home?
Air duct replacement cost for a typical home is confirmed after an on-site inspection and written proposal from Ultimate Heating & Air, with financing available as low as $107 per month. The biggest driver is home size and how easy it is to access the existing ductwork. Material selection and any needed layout changes to improve airflow also influence price. Our team regularly replaces duct systems in the Boise area and provides a comprehensive report before any work begins. If ducts are rusted, undersized, or leaking in many spots, replacement usually costs less over time than repeating spot repairs. A technician will measure room-by-room airflow rather than guessing from square footage.

Your estimate will reflect: number of supply/return runs

Attic or crawlspace access and working clearances

Insulation and sealing needed for efficiency and comfort

Add‑ons like extra returns, balancing dampers, or redesign of problem rooms

Schedule a diagnostic so we can price your options clearly and confirm whether repair or full replacement makes more sense. <br/> Updated: 2026-04-03 <br/> Need help in Boise, ID? Call (208) 738-4822 or book online.
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Where We Work

What areas do you serve for duct services?

We serve the Greater Melba Area, with frequent visits to Boise, Meridian, and Nampa. See the full list of cities we cover below.

Greater Melba Area

Boise, IDMeridian, IDNampa, ID

Complete Service Area:

Melba, IDNampa, IDGarden City, IDEagle, IDCaldwell, IDKuna, IDMeridian, IDStar, IDMiddleton, IDGreenleaf, IDBoise, ID

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