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Maintaining air ducts is essential for enhancing HVAC efficiency and improving indoor air quality. However, it is not always a simple task. You must consider both the total costs and the signs indicating repair or replacement before choosing maintenance.
On average, the air duct replacement cost ranges from as low as $450 to as high as $10,000, depending on the size of the ducts, the overall area of the home, the materials used, and additional charges. Read on to gain a detailed understanding before selecting the right professionals.
Factors Affecting the Air Duct Replacement Cost
1. Home Size
The main air duct replacement cost factor is the size of your home. The bigger the size, the increased replacement cost, and vice versa.
Smaller homes of 1000 to 2000 sq.ft. usually costs less, around $1,400 to $4,500. Besides, medium-sized homes range from $2,800 to $6,700, and large homes (typically 3000 to 4000 sq. ft.) range from $4,200 to $9,000.
2. Location
Another crucial aspect that affects the average cost of duct replacement is the location of the ducts within your property. The expense of replacing ductwork in hard-to-reach areas, such as attics, ceilings, walls, and crawl spaces, varies accordingly.
- Open Area: $700 – $3,000
- Ceiling or Wall: $1,000 – $4,000
- Basement: $1,800 – $3,100
- Crawl Spaces: $3,000 – $7,300
- Attic: $2,200 – $5,600
3. Duct Material
Air ducts come in various materials, such as sheet metal, fiberboard, and polyvinyl chloride (PVC). Also, these ducts are flexible and rigid with their unique characteristics. For example, flexible ducts with metallic coils covered with plastic insulation are less durable but more affordable, while rigid ones made with metallic sheets are durable. Common costs per linear foot for different materials are:
- Flexible: $1 – $3 (non-insulated), $2 – $4 (insulated)
- Fiberboard: $4 – $6
- Sheet Metal: $7 – $13
4. Insulation Needs
While insulation cost is a key factor in air duct replacement, it can vary based on the amount(thicker and thinner insulation) and locations like crawl spaces and attics. The average insulation cost falls between $1 and $8 per sq. foot, depending on the insulating material, accessibility, and size of your home.
5. Addressing Asbestos and Mold
One more factor that adds to the overall costs of air duct replacement is removing asbestos and mold. You should address these impurities to create a healthy indoor environment before you install new ducts. We recommend opting for professional mold remediation experts for exact costs.
6. Additional Costs ( Permits, Drywall Repair)
Apart from major costs, additional costs like permits and drywall repairs must be considered. The opening of walls and ceiling requires repairs for aesthetic looks, which costs between $150 and $1,200.
Sometimes, permits from local regulations require renovation work that usually costs between $250 and $1,500.
Repair or Replace. Which is Right?
Repair or replacement is a common question many have. Some leaks on a specific section don’t require complete replacement. We have gathered some signs that will help you decide between the two.
⇒ Repair Signs
- You suspect air leaks from the ducts.
- Insulation on the ducts gets damaged in a small section.
- Some supports or fittings wear out.
⇒ Replacement Signs
- More than the leak, the section of the ductwork is severely damaged.
- Poorly installed ductwork faces more wear, increased energy consumption, or reduced indoor air quality.
- You have been using air ducts for 10 to 15 years now.
Call Professionals Today!
Factors such as house area, duct material, insulation, and location significantly affect the air duct replacement cost. It is important to choose the right professionals to do the work efficiently and with accuracy.
At ABC Home Services Inc., we are the top choice for HVAC air duct repair and replacement near you. From using modern tools to identify issues to highly skilled professionals, we carefully remove worn-out ducts and install new ones for better functionality, indoor air quality, and optimum HVAC function.
Call us today to get your ductwork inspected by our specialists!
FAQs
Q.1 Is it okay to replace a portion of my ductwork?
⇒ Yes. You can replace the portion of your ductwork when other ductwork is safe and working efficiently without major damage. It is generally the cost-efficient choice for small faults.
Q.2 How to prevent the replacement of the air ducts?
⇒ Regular cleaning and maintenance of your air ducts will help prevent replacement in the long run. Clean filters, opt for professional air duct cleaning, and periodically get your ductwork inspected by pros.
Q.3 How to choose the best air duct replacement professionals?
⇒ When choosing the right professionals, check for reputation, customer satisfaction, and positive reviews from previous clients. Also, ask if the company is certified and insured for safe work.
