Commercial duct cleaning
Central AC duct cleaning in Al Faisaliyah
In Al Faisaliyah, central Jeddah's high-rise residential towers, hotels and modern commercial centres need regular central AC duct cleaning to restore airflow. Alrabih's team cleans the main trunks, coils and plenums section by section, keeping the building operational throughout.
- Live cleaning
- Coils and trunks
- Resealed access
Clients We're Proud to Serve
Organisations and companies that trusted Alrabih with their projects.
When does a central system need duct cleaning?
- 1
Repeated complaints from occupants
Staff complaining of stale air, dust settling on surfaces quickly or uneven temperatures between rooms. These often point to buildup inside the ductwork rather than a refrigerant fault, and cleaning is the right first step before any other adjustment.
- 2
AHU running harder than it should
A dust-coated AHU coil blocks heat transfer, so the motor runs longer without reaching the set temperature. Cleaning the coil and plenum recovers the efficiency the unit has lost gradually as deposits built up.
- 3
A building with no duct cleaning history
Many offices, schools and government buildings in Jeddah run their central system for years without opening the ductwork. Dust and salt from Jeddah's coastal air build up in the metal trunks until the galvanised layer is affected and corrosion begins.
Who it's for
Office staff complaining of stale air and dust
We survey the duct network and plenum, then set a section schedule that lets your staff keep working throughout the cleaning.
Ask on WhatsAppPreparing your school or clinic before opening
We cut access doors in the main trunks and clean the coil and plenum before occupants arrive, then fit and seal metal access doors airtight.
Ask on WhatsApp
What the cleaning covers
- Camera inspection before work
- Main trunk section by section
- AHU coil and plenum
- Access doors cut and resealed
- Pressure and airflow check
How we work
How we work
- 1
Survey and plan
A technician visits, maps the duct network, marks where access doors will go and agrees the section order with you so the occupied parts of the building stay clear of the work area.
- 2
Open and isolate the section
We cut access doors in the main trunks at the agreed points, isolate the section with temporary dampers and photograph the interior with a camera to record its condition before cleaning starts.
- 3
Agitate and vacuum
Powered brushes break loose the deposits and lift compacted dust while an industrial vacuum unit works in the opposite direction, collecting everything displaced without letting it spread through the occupied space.
- 4
Seal, run and test
Access doors are fitted and sealed airtight, then we run the system and measure flow at the grilles to confirm balance is restored across the sections we cleaned.
Methodical cleaning or surface cleaning?
| Alrabih | The usual way | |
|---|---|---|
| Main trunks | Access doors and industrial vacuum | Cleaned from grilles only |
| AHU coil | Direct clean with documentation | Left or wiped on the surface |
| Building continuity | Section by section, no full shutdown | All areas shut at once |
| Access doors | Sealed and tested after fitting | Sealed with adhesive tape |
| Condition record | Camera photos before and after | No visual record |
Everything your AC needs, from one team
From system design and duct fabrication to installation, commissioning and maintenance.
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Some of our work
Ductwork, rooftop units and diffusers, from work we've completed in Jeddah.
Customer reviews
What our customers say
- Muhammadramzan 2641
“MashaaAllah. Services are so good. Behaviour and kindness 100/100. Prices are less then Market. Fully recommended”
- shahzeb armani
“Wow. Prices are so comfortable. Outstanding services. People are so talented and nice”
- Tawfik AlyawerLocal Guide
“U can find all u need for air conditioning”
Your satisfaction matters to us! If you had a great experience with us, we'd love a 5-star rating and a kind review.
Worked with us? Leave a reviewService areas
We come to you anywhere in Jeddah
From Al Shiraa and Al Yaqout in the north to Al Thaghr and Al Quraiyat in the south, with our base in Al Aziziyah.
What sets this district apart
Al Faisaliyah's buildings are relatively modern and tall, relying on large central AC systems that serve many floors of residences, hotels or offices. These systems draw huge volumes of air daily, so dust and debris build up in the ducts faster than in smaller buildings. Duct cleaning here is typically needed every two to three years to keep the distribution efficient and indoor air quality sound across all floors.
Al Faisaliyah sits in central Jeddah, a district of modern high-rise towers, hotels and tall commercial buildings.
Most towers and hotels here have large centralised air-handling units serving multiple floors from a single plant room.
The AC setup in Al Faisaliyah
- 1
Unified central system spanning multiple floors
Residential and hotel towers typically use one or two air-handling units covering all floors via a single ductwork network.
- 2
Secondary branches for different zones
The main trunk splits into secondary branches for each zone or unit, allowing staged cleaning across multiple sessions without affecting the whole building.
- 3
Main plenum chambers for collection and distribution
The plant rooms on roofs contain large plenum chambers requiring periodic cleaning as part of the network maintenance cycle.
Before the visit
Before our visit in Al Faisaliyah
- 1
Coordinate with building management on timing and access routes
Confirm building management approval of the visit time and access to plant rooms and roofs several days before the cleaning date.
- 2
Locate all outdoor and indoor units beforehand
Know where the main air-handling units, coils and plenum chambers are located, and tell us of any obstacles that might block access.
- 3
Ensure power supply and water drainage are ready
Make sure the plant room has adequate power supply and water drainage for any moisture produced during cleaning.
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FAQ
Questions about Central AC duct cleaning
Can duct cleaning be done without shutting the whole system down?
Yes, section-by-section working is standard on large buildings. We isolate the section being cleaned with temporary dampers and work on it while the rest of the building continues running normally. The surveyor sets the section schedule after seeing the network layout.
How do you control airflow through dampers during section-by-section cleaning?
Before isolating any section, the technician checks and closes the associated dampers so that suction is directed into the section being cleaned and dust cannot travel into adjacent zones. Once a section is finished, the dampers are returned to their original positions and air distribution is checked before the team moves to the next section.
How do you handle access doors in suspended ceilings?
We agree the door positions with building management during the survey so they do not affect the visible finish. We cut the duct and fit metal doors screwed and sealed airtight. If ceiling tiles need to be cut, we coordinate that with whoever is responsible for the fit-out.
Do you clean the AHU coil and its filters in the same visit?
Yes, AHU coil and plenum cleaning is a core part of the central duct work, not a separate job. Filters are inspected in the same visit, and if they are badly damaged they are replaced as part of the work. The technician decides the actual condition after a direct inspection of the unit.
How do you reach ductwork above areas with no ceiling access?
During the survey the technician maps the main duct positions relative to available void spaces and selects the nearest reachable points for cutting access doors. If certain sections are fully blocked, the technician decides after direct inspection whether an alternative route exists or whether coordination with the fit-out team is needed.
My building is a tall residential tower, does the central ductwork need regular cleaning?
Yes, modern tall towers move large air volumes, causing faster dust build-up in the ducts. Regular cleaning keeps air distribution even across all floors.
How do you clean the ducts without shutting down the entire building?
We divide the network into sections and clean each part separately, allowing other systems to run continuously during the work.
Does Jeddah's high humidity affect how fast the ducts get dirty?
Yes, coastal humidity speeds up moisture and mould growth inside the ducts, especially near drains and cooler zones, so regular cleaning is essential.
The outdoor units are on the roof, does that affect duct cleaning access?
We coordinate with building management on roof and plant room access before the visit, ensuring we complete the cleaning efficiently without delays.
