In the long term, sealing your air ducts will help keep your home energy efficient, save you money and. If you want to seal the ducts yourself, you can use aluminum adhesive tape and a sealing putty to fill in the gaps or holes. The following table shows the common repairs and the average costs of each one, based on the ducts in a standard area of 1500 square meters. The cost of insulating your HVAC system ductwork will vary depending on the cost of labor in your local area.
Or, you may need to replace a large, hard-to-reach section of ductwork due to problems such as corrosion, which would result in additional labor and material costs. The table shows the main types of pipelines and the average repair costs for each, based on a typical duct section measuring 30 linear feet. The labor cost for duct insulation will vary depending on the type of insulation you choose, the thickness of the insulation, and the location of the house where the installation will be performed. In some places, ducts may be hidden or exposed, and it is much easier for repairers to work on exposed and easily accessible ducts than on hidden ones, causing variations in repair costs.
This is because the duct system is usually smaller and can be accessed more easily, reducing the amount of time and labor needed to perform repairs. You may want to save time and energy by consulting a professional insulation contractor in your area for a project quote. It will be quite complicated to properly seal and insulate an extensive duct system that fits an old house, which will increase the cost. The benefits of sealing air ducts far outweigh the cost and serve as an investment that will save you stress in the future.
On the other hand, a professional air duct sealing contractor may have a large initial cost, but will ensure that all air leak points within the system are eliminated in the long term. As air flows through ducts, these gaskets can allow air to escape, which can reduce the total heating and cooling capacity of the air conditioning system. The presence of rodents in the ducts can endanger your family's health, as they can bring bacteria and diseases to the home. A product like Aeroseal fills even the smallest leak points in the most difficult to reach places, making makes it very effective.
In addition, it's a good idea to seal ducts secondarily, which is also called duct insulation.
