The unit above the ceiling
Concealed central AC in Al Murooj
In Al Murooj, far north Jeddah, upscale homes and modern buildings enjoy sophisticated concealed central AC systems. Maintaining the drains and coils requires precision, and Alrabih's team handles complex units and large pipe networks with expertise and care for design integrity.
- Stain-free ceiling
- Clean drain
- Balanced airflow
Clients We're Proud to Serve
Organisations and companies that trusted Alrabih with their projects.
When does a concealed unit need attention?
- 1
A damp stain on the plasterboard
Yellowing or a swollen plasterboard panel below the unit means the drain pan is overflowing. The cause is usually a blocked drain line or a dry trap that has lost its air seal, and leaving it widens the stain and damages the board.
- 2
Weak air from certain grilles
When grilles in one room weaken while others stay cool, the evaporator or blower inside the concealed unit needs cleaning. Jeddah's heavy dust settles on the fins and blower wheel and gradually cuts the airflow.
- 3
Humming or vibration from above
A recurring sound from the ceiling void may come from the blower wheel if it is dirty or unbalanced, or from the unit if its mounts have loosened. Finding the source means reaching the unit through the access panel and inspecting inside.
Who it's for
Installing a concealed unit in your new home
We check the ceiling void depth, mark the unit position, access panel location and drain route before the plasterboard is closed, so nothing needs reopening later.
Ask on WhatsAppA ceiling stain has appeared in your office or shop
We reach the concealed unit through the access panel, find whether the overflow is from the drain pan or the drain line and fix it without breaking the fitted-out ceiling.
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What the service covers
- Access panel check
- Evaporator coil and drain pan
- Drain fall and trap test
- Blower check and airflow balance
- Electrical readings and overflow tray
How we work
How we work
- 1
Locate and access
We check that the access panel is in the right place and large enough for the technician to reach the full unit without damaging the ceiling; if there is no panel, we mark where one should go.
- 2
Internal inspection
Through the access panel the technician inspects the evaporator, blower, drain pan and drain line and records the condition of each, so we know exactly where the fault is before starting work.
- 3
Clean and reset the drain
We clean the evaporator with a suitable cleaner, clean the blower wheel and drain pan, then flush the drain, check the trap and confirm the line falls the right way all the way to the discharge point.
- 4
Run and confirm
We run the unit, measure airflow at each grille and watch the drain pan to confirm no water is collecting, then show you what we found and what we did.
Proper service or wait for damage?
| Alrabih | The usual way | |
|---|---|---|
| Drain pan | Cleaned and fall confirmed | Overflows, ceiling stains |
| Drain trap | Checked and refilled if dry | Dries, air enters line |
| Evaporator coil | Cleaned, cooling maintained | Dust cuts cooling |
| Access panel | Located and easy to reach | Missing or in the wrong place |
| Blower wheel | Cleaned, balance restored | Dirt causes vibration |
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
Al Murooj homes are new and spacious, with high suspended ceilings and advanced central AC networks serving large areas. Fine dust and high humidity increase the load on evaporator coils, and drain blockage is more complex here because the pipe network is longer and more intricate. Regular maintenance is essential to keep cooling efficient across all rooms and wings, and to prevent water leaks that might damage luxury finishes and sensitive flooring.
Al Murooj sits in far north Jeddah, an upscale residential area of modern villas and luxury apartment blocks with complex suspended-ceiling designs.
Most homes here have multiple central AC units with long drain networks running across several floors and wings.
The AC setup in Al Murooj
- 1
Two or more units per home
Spacious Al Murooj homes contain two or more central AC units to efficiently serve different wings and floors.
- 2
Complex multi-level drain networks
Drain networks extend across multiple floors and wings in complex patterns that need advanced regular maintenance.
- 3
Extra drain coils in primary rooms
Master bedrooms and main living areas may have additional drain coils for more efficient water collection.
Before the visit
Before our visit in Al Murooj
- 1
Have the building plans ready
Bring architectural plans or design documents before our visit to help the team understand the unit and duct layout.
- 2
Clear heavy items from ceiling areas
Ensure no heavy furniture or hanging items block access panels, so the team can move safely with equipment.
- 3
Tell us how many units there are and where
Specify how many central units you have and their locations, so the team can plan an efficient and thorough visit.
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FAQ
Questions about Concealed central AC
How does the technician reach the unit without breaking the ceiling?
Through the dedicated access panel in the plasterboard. If the panel is there and directly in front of the unit, the technician goes straight in. If it is missing or in the wrong place, we mark the right position and cut it cleanly without touching the rest of the ceiling.
What causes the drain pan to overflow onto the plasterboard?
The two most common causes in Jeddah are a drain line blocked by algae that grow in the high humidity, and a dry trap that lets air in and stops the water moving. Both can be fixed without replacing the unit, provided there is no mechanical damage.
Does Jeddah's humidity affect concealed units more than other types?
Yes, a concealed unit sits in a closed void with little ventilation, so more condensate collects on the drain pan than in an exposed unit. That makes the drain line and trap more likely to block or dry out, and keeping them clear matters more here than for any other unit type.
Can a concealed unit go into a ceiling that does not have enough depth?
The depth needed varies with the unit type and dimensions, and only a site survey decides. If depth is borderline, we check whether the plasterboard ceiling can be dropped slightly in the unit zone. If that is not possible, we suggest a better fit for the room size and ceiling height.
Does the plasterboard ceiling need a minimum void depth to fit both the concealed unit and the drain line?
Yes, the unit body needs a certain height, and on top of that the drain line must slope continuously from the unit to the discharge point. The actual void depth required depends on the unit type, the drain run length and where the discharge is; only a site survey gives the exact answer.
My home is very large, is one central AC unit enough?
Usually not, large Al Murooj homes need two or more units. We assess the space and design to determine how many units are needed and how well air distributes across all wings.
The drain pipes are very long, does blockage happen faster?
Yes, longer pipes collect more sediment and moisture. We inspect the entire network from start to finish and confirm proper gradient so water drains smoothly.
The finishes and flooring are expensive, how do you ensure no water leaks?
We inspect the drain pan and pipes carefully and test water flow before finishing. We add extra protection around sensitive finishes to prevent any damage.
The suspended ceilings are very complex with different shapes, can you safely access the unit?
Yes, our team has experience with complex multi-level ceilings. We open access panels with great care and preserve the aesthetic design integrity.
