The drafty air ducts are an important cause of discomfort for any home or office. They not only cause problems in keeping the indoor temperature comfortable and comfortable, but they cause increased energy costs. The good news is that repairing leaky air ducts is relatively simple. In this blog post, we’ll talk about the steps you need to take to properly protect your air ducts so that you can protect your office or home and reduce energy bills. No matter if you’re an expert HVAC technician or DIY enthusiast, you’ll find the information in this article to be helpful in getting the job done properly. We’ll discuss the various kinds of sealants and tapes which can help seal leaky air ducts and give you advice on how to properly apply them. We’ll also cover the best methods for testing your air ducts to be sure that seals are installed correctly. By the end of this article, you’ll be able to

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Examine the air ducts for air leaks.

Before you start to close your air ducts that are leaking it is essential to properly inspect them. Check the air ducts for signs of damage, like tears, rips or even holes. If you are dealing with plastic air ducts check for cracks, or any other signs that wear and tear. Be aware of the corners, seams as well as other joint areas that might be vulnerable to breakage. If you find any damage, you’ll need to patch or replace the affected area before you can begin sealing.

Use a flashlight to inspect the ducts

If you suspect the air-ducts are leaky, one of most effective methods to determine this is to inspect the ducts with the aid of a flashlight. This should be done both on the outside and inside of the ducts. When you hold the flashlight up to the ducts, you will be able to search for any holes, cracks, or other leaky points. If you discover any, mark them and seal them up with special tape or duct sealant. Examining the air ducts using the aid of a flashlight is an efficient and reliable method to find any points of leakage and take steps to properly seal them.

Fill any cracks or holes by sealing them with mastic

The third step in sealing your leaking air ducts is applying mastic sealant over any holes or cracks. Mastic sealant is an exclusive kind of sealant designed specifically to provide a solid bond between surfaces , while providing a durable and air-tight seal. It is crucial to make sure that the sealant is correctly applied and that all holes and cracks are filled prior to continuing. Once you have sealed all cracks or holes, you can then move to the next stage of the process.

Apply aluminum tape to the seams

After you’ve applied the spray foam insulation on your air conduits’ seams, it’s time to apply aluminum tape. Start by taking measurements of how long the seam is, then cut the aluminum tape to the distance of your seam with scissors. Peel off the backing from the tape before applying it on the seam. Make sure you apply pressure to the tape’s edges so that it sticks to the duct. After the entire seam has been coated with this aluminum sheet, use sealant to ensure those edges remain sealed.

Remove any debris and inspect for leaks again

After sealing all of the joints and seams in your air conduits, it’s crucial to wash away any remaining debris that may be released in the process of repair. This includes removing the tape, insulation wire mesh, other materials used in the repair. After this is done and checked, it’s now time to check for any leaks. Check each joint and seam to make sure no air is escaping. If you are still able to detect an air leak, you might have to apply sealant again to the affected area.

All in all fixing leaky air ducts can be an easy and inexpensive task as provided you take the right steps. After assessing the leaks, obtaining the required supplies, such as foil tape and mastic sealant, and following the instructions with care, you’ll be able easily close the ducts and repair your HVAC system. With a better-sealed system it is possible to see a decrease in the cost of your energy.

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