شركة تلال لتنظيف دكت المكيفات 
Telal AC Duct Cleaning Services

Cleaner air… better health… and service worthy of your trust

At Telal Company, we give you the air quality you deserve, through integrated services in cleaning and sterilizing central air conditioning ducts using the latest equipment and 100% hygienic materials.

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Telal Clean Company for Central Air Conditioning Duct Cleaning
تقدّم شركة تلال كلين خدمات متخصصة واحترافية في تنظيف دكتات التكييف المركزي (مجاري الهواء) في المنطقة الشرقية، وتشمل المدن:

  • الخبر – الدمام – القطيف – الظهران – رأس تنورة – سيهات – عنك – الجبيل – تاروت – صفوى – الأوجام.
  • تهدف خدمتنا إلى إزالة الأتربة والأوساخ والعفن والبكتيريا والملوثات ومسبّبات الحساسية التي تتراكم داخل أنظمة الهواء مع مرور الوقت، مما يساعد على تحسين جودة الهواء الداخل وتقليل المشاكل الصحية المرتبطة بالتلوث الداخلي.

مع شركة تلال… هواء أنقى، بيئة صحية، ونظام تكييف يعمل بكفاءة أعلى.

Why Central AC Duct Cleaning Matters

Getting rid of bad smells

Unwanted odors are typically caused by the buildup of mold, bacteria, and moisture inside ducts or on cooling coils. Deep cleaning combined with professional sanitization completely eliminates these contaminants, leaving the space smelling fresh and the air cleaner.

Increase the efficiency of the air conditioning system

When air ducts and coils are clean, airflow becomes easier and faster, reducing stress on the system and improving its performance. This improved efficiency can contribute to a 10–15% reduction in electricity consumption.

Improving Indoor Air Quality (IAQ)

Removing dust, mold, pollen, and fine particles reduces allergens and respiratory problems, resulting in a healthier and cleaner environment at home or in the workplace.

Extending the system's lifespan

Accumulation of dust and dirt inside the system can cause corrosion of internal components and strain on fans and motors. Regular cleaning helps reduce malfunctions, extends the life of the device, and ensures it continues to operate at peak efficiency.


Stages of Central AC Duct Cleaning

المرحلة الأولى: التحضير والعزل 1. Preparation & Isolation

Initial inspection to identify access points and contamination levels. Shut down the system and isolate furniture and air vents. Install a vacuum system to create negative pressure, preventing dust from spreading within the space.

المرحلة الثانية: التنظيف الميكانيكي وإزالة الأتربة 2. Mechanical Cleaning & Dust Removal

Use rotating brushes or compressed air to remove dust and mold from inside the duct. Immediately vacuum up the contaminants and collect them in designated bags outside the building.

المرحلة الثالثة: التعقيم والإنهاء 3. Sanitization & Final Treatment

Clean the cooling coils to remove mold and bacteria. Spray a safe, disinfectant solution inside the ductwork to eliminate any remaining contaminants and odors.

Comprehensive maintenance work for ducted air conditioners
1. Maintenance of the indoor and outdoor units
  • Checking the Freon level, fixing leaks, and refilling.
  • Cleaning the evaporator and condenser coils to ensure cooling efficiency.
  • Checking the electrical components: wires, circuit breakers, contactors, capacitors, and fans.
  • Cleaning and maintaining the drainage system to prevent blockages and leaks.
  • Inspection and calibration of thermostats and control systems.

2. Air duct maintenance
  • Cleaning ducts and removing buildup using suction and mechanical brushes.
  • Sterilize ducts with safe materials to eliminate mold, bacteria and odors.
  • Thermal insulation inspection of the duct to ensure no air leakage and to maintain efficiency.

1. Hydrogen peroxide compounds

1. Hydrogen peroxide compounds

Effective against bacteria, mold and fungi, it decomposes into water and oxygen without any harmful chemical residue, making it safe and environmentally friendly.

2. Disinfectants approved by the Environmental Protection Agency (EPA)

2. Disinfectants approved by the Environmental Protection Agency (EPA)

Designed for use in air conditioning and ventilation (HVAC) systems, and completely safe for use inside residential and commercial buildings.

3. Plant-based and natural disinfectants

3. Plant-based and natural disinfectants

Extracted from plant materials, free from harsh chemicals, it provides effective sterilization with a refreshing natural scent.

Methods of applying sterilization materials

Methods of applying sterilization materials

1. Fogging/Misting: A special device releases a fine mist that reaches all parts of the ductwork, ensuring thorough disinfection of all paths. 2. Ultraviolet (UV-C) Sterilization: UV lamps are installed inside the air handling unit and continuously kill pollutants and bacteria as the air passes through.


1. Removal of dust and solid pollutants

Technology: Using negative air machines with rotating brushes or air whips. Implementation: The brushes scrape dust from duct walls, while the vacuum machine draws contaminants directly into sealed bags, preventing their spread within the building.

2. Removal of bacteria and fungi (sterilization)

Technique: Fogging using safe, non-toxic disinfectants. Implementation: Use hydrogen peroxide-based disinfectants or environmentally approved materials to eliminate bacteria and mold adhering to the ductwork.

3. Removing unwanted odors

Cause: Mold, moisture, and organic matter buildup on ducts and cooling coils. Solution: Sterilization eliminates the source of odors rather than just masking them, leaving the air clean and fresh.

4. Complete ductwork execution

Open appropriate access points to access the entire ductwork. Clean the cooling coils and indoor units to eliminate bacteria and moisture. Reseal access points and securely fasten inlets and outlets before operating the system.

Our Pricing System
The cost of cleaning air conditioning ducts depends on several key factors:
  1. System size (area and number of slots):
    The larger the building area and the number of air outlets, the more points of operation there are and therefore the cost.
  2. Building type:
  • Small houses or apartments: low cost and obvious.
  • Large villas or commercial establishments: require more equipment and more time, often requiring a custom quote.
  1. Extent of pollution:
    If the duct has not been cleaned for a long time or there is accumulated mold, the work time and effort increase, which affects the price.
  2. The technology used:
    Using advanced equipment such as robots, inspection cameras, negative pressure machines and approved sterilization materials slightly increases the cost but ensures guaranteed, hygienic cleaning quality.

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1. Keep Air Vents & Filters Clean

Regularly clean or replace air filters and wipe air vents to prevent dust buildup, improving air quality and AC efficiency.

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2. Watch for Mold & Odors

If you notice unpleasant smells or mold around the air vents, schedule cleaning immediately, as these indicate bacteria and moisture accumulation.

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3. Regular Cleaning Reduces Breakdowns

Consistent duct and coil cleaning reduces stress on the AC system, prevents malfunctions, and extends equipment lifespan.

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4. Maintain good ventilation

Open windows periodically to refresh indoor air, helping to reduce dust and humidity buildup inside ducts.

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5. Hire Professionals

For safe and effective duct cleaning and sanitization, rely on specialized companies like Telal Company to ensure high-quality work using 100% safe materials.


It is recommended to clean the duct once every 1-2 years, or sooner if there is a large accumulation of dust, mold, or the appearance of unwanted odors.


Yes, we use 100% safe and environmentally approved sterilizing materials, such as hydrogen peroxide and natural disinfectants, to ensure the safety of indoor air for children and adults.

Yes, cleaning the ducts and coils increases the system's efficiency and reduces the load on the air conditioner, which may reduce electricity consumption by 10-15%.

Yes, sterilization and removal of mold and bacteria eliminate the source of odors instead of just covering them up, leaving the air fresh and clean.

Yes, we have annual cleaning and maintenance packages with discounts for recurring contracts or large villas.

The duration of the work depends on the size of the system and the number of outlets, usually ranging from half a day to a full day for large units.