Can I seal duct gaps myself?« Back to Previous Page

After the heavy dust storms we had last week, I noticed a significant amount of dust getting into my bedroom through gaps around the ceiling fan duct. It's really annoying and I’m worried it might affect our health. Should I hire professionals to seal these ducts, or is there an easy DIY method?
Posted by Linda Lee
Asked on December 27, 2025 5:28 pm
0
Absolutely, you can seal those duct gaps yourself but it's really important to consider the safety and effectiveness of your approach. In dubai, we often experience dust storms that can bring a lot of particulates into homes. Sealing these leaks not only keeps out dust but also helps in reducing energy costs by preventing air from escaping through unsealed areas.

First off, you'll want to identify where exactly the leaks are located. Often, gaps around ceiling fans or at duct connections are common spots. Once identified, you can use a variety of materials for sealing these gaps such as spray foam insulators, gaskets, or even silicone sealant. For minor gaps and cracks, a good quality silicone caulk works wonders. However, if the gaps are larger or located in hard-to-reach areas, you might find spray foam to be more effective.

Before you start your DIY project, it's essential to ensure that any materials used comply with local regulations. The UAE has stringent standards for building and environmental health, so make sure whatever products you use meet those requirements. You can refer to the Ministry of Climate Change and Environment (MOCCAE) guidelines or consult a professional to check if your chosen materials are up to code.

Another tip is to ensure that the area around the ducts is clean before applying any sealant. Dust, debris, and moisture can reduce the effectiveness of the sealing material. Wipe down the areas thoroughly with a damp cloth and let them dry completely before proceeding.

DIY projects can be rewarding but they're not always the best solution for every problem. If you find that your efforts aren't effective or if the gaps are too extensive, it might be wise to call in professionals. They have access to specialized tools and materials that can handle more complex sealing tasks safely and effectively. At Saniservice, we offer professional duct sealing services which not only address the immediate issue but also ensure long-term quality.

If you decide to take on this project yourself, always wear protective gear like gloves and a mask. Also, if after sealing, you notice any issues with your air quality or the efficiency of your HVAC system, it might be time to call an expert for further inspection and maintenance.

Remember, maintaining good indoor environmental quality is crucial in our climate here in dubai. If you need more advice on this topic or want to learn about other ways to improve your home’s air quality, feel free to contact us at 800-MOLDS (800-66537) or email hello@saniservice.com.

Happy sealing!
Posted by Sani Admin
Answered on January 2, 2026 2:39 pm