Commercial duct cleaning
Central AC duct cleaning in Al Murooj
In Al Murooj, far north Jeddah, the large modern apartment blocks are mostly equipped with powerful central AC systems. Duct cleaning ensures cold air distributes efficiently to every residential unit without service interruption.
- 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.
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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.
Split AC installation
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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
Buildings in Al Murooj are taller and larger than most of Jeddah, with dozens of flats per tower served by a single central AC system. Ducts distributed across multiple floors collect heavy dust and debris from intensive occupancy and limited natural airflow in the enclosed internal passages. Modern buildings here have regular service corridors and safe roofs, making it straightforward for the team to reach the main and branch ducts without access difficulties.
Al Murooj is in far north Jeddah, a district of tall modern apartment blocks with orderly planning and spacious service areas.
Most residential towers in Al Murooj have a single central AC system covering 20 to 40 flats, with a large duct network distributed across every floor.
The AC setup in Al Murooj
- 1
Single central system serving multiple floors
Large residential towers in Al Murooj have one central AC unit with a massive duct network branching across 10 to 15 floors.
- 2
Main and branch ducts regularly distributed
Modern tower design allows regular distribution of branch ducts on each floor, making access and routine cleaning straightforward.
- 3
Safe service corridors and ceiling-path routes
Service corridors in modern towers are safe and easy to access, with ducts housed in carefully planned suspended ceiling voids.
Before the visit
Before our visit in Al Murooj
- 1
Get management and residents' approval
In large residential towers, coordination with building management and notifying residents of the cleaning date is essential to avoid disruption and ensure quick response.
- 2
Locate the indoor unit and main ducts
Tell us where the mechanical room or main duct is (usually on the roof or ground floor) so we reach it quickly on visit day.
- 3
Ensure passages and roofs are accessible
Passages and roofs holding ducts must be open and safe. If there are security restrictions or obstacles, let us know in advance.
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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.
The tower has 30 flats all on one system, does cleaning affect residents?
Our cleaning happens section by section without fully shutting down the system, though there may be brief, minor interruptions to the branches we are working on. We plan with you for the best start time, usually early morning or evening.
The closed passages in the tower trap dust, does that affect the outcome?
Closed passages and limited airflow speed up dust accumulation in ducts and branches faster. Regular cleaning is essential to restore flow and maintain air quality for all residents.
How many hours to clean ducts in a 30-unit tower?
Duration depends on the duct condition, network size and age. We visit the site first to assess it, then provide a precise timeframe in the quote.
The ducts are old and water pipes run near them, is that risky?
We inspect the duct route and any nearby pipes before cleaning to ensure safety. If we find a design or installation issue, we report it in our findings.
