Precision-made ductwork
AC duct manufacturing in Al Ajwad
Al Ajwad, in eastern Jeddah, features a mix of villas, residential blocks and modern projects. Alrabih manufactures AC ducts with high precision in the workshop, seals all joints with Foster sealant, fully insulates them, and delivers numbered sections ready to hang.
- Sealed seams
- Full insulation
- Delivered ready
Clients We're Proud to Serve
Organisations and companies that trusted Alrabih with their projects.
When duct quality makes the difference
- 1
Duct losing cold air
An open seam or an unsealed joint loses cold air before it reaches the room. We close every seam with Foster sealant in the workshop before shipping, so the seal does not depend on site work alone.
- 2
Condensation wetting the ceiling
In Jeddah's humid air any bare metal surface sweats and drips onto the ceiling or damages the unit insulation. We wrap with Kimmco or Armaflex at the thickness the site calls for.
- 3
A project with many duct runs
A villa or commercial building needs main trunks, branches and plenums in several sizes. We make sections in the workshop numbered to the site plan, so the hanging crew assembles without cutting or adjusting.
Who it's for
Replacing your villa's AC and need new ductwork
We make supply and return trunks and plenums to your villa's dimensions, insulated and numbered, ready for the hanging crew without any on-site cutting.
Ask on WhatsAppRunning a commercial fit-out that needs duct runs
We take your project drawings and produce numbered sections in batches matched to your site schedule, so the hanging crew is never waiting on supply.
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What the manufacturing covers
- Supply and return trunks
- Unit plenums to opening size
- Seams sealed with Foster
- Kimmco or Armaflex outer wrap
- Numbered sections ready to hang
How we work
How we work
- 1
Send sizes or drawings
Send us the duct drawing or a list of section sizes. If sizes are not fixed yet, we agree a site survey before production starts.
- 2
Review sizes and sheet gauge
We check each section's dimensions and pick the right sheet thickness for the duct size, then confirm quantities with you before cutting begins.
- 3
Fabricate, seal and insulate
We cut and fold the G90 galvanised sheet, lock the seams with Foster sealant, and wrap each section with Kimmco or Armaflex insulation in the workshop before shipment.
- 4
Number and deliver
We mark each section with its position and dimension from the site plan, so the hanging team identifies every piece without confusion and starts work on arrival.
Workshop-made or site-cut duct?
| Alrabih | The usual way | |
|---|---|---|
| Sealing | Foster on every seam in workshop | Uneven site sealing |
| Insulation | Kimmco or Armaflex fully wrapped | Partial or delayed wrap |
| Sheet gauge | Chosen for each duct size | One gauge for everything |
| Assembly time | Numbered, assembled straight away | Cut and adjust on site |
| Joint fit | Workshop dimensions close every joint | Hand trimming breaks the seal |
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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Duct installation
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Central AC installation
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Duct fabrication
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Cold room installation
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Electro-mechanical works
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Chiller & AHU installation
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HVAC design
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AC repair & faults
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AC cleaning
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Refrigerant charging
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Central AC maintenance
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Chiller maintenance
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AC removal & refitting
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Duct cleaning & sanitising
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AC servicing by brand
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Operation & maintenance contracts
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AHU maintenance
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Fridge & freezer service
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Cold rooms
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Display fridges & chillers
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Factory HVAC
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Warehouse HVAC
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Villa & home HVAC
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Hotel HVAC
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School HVAC
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Hospital HVAC
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Mosque HVAC
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Mall & retail HVAC
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Restaurant & cafe HVAC
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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 Ajwad is a relatively emerging district with a mix of mid-size villas, modern residential blocks and mixed-use commercial-residential projects. This diversity means AC needs vary widely, from simple ducts for a single villa to complex systems for multi-storey buildings. On-site random duct cutting causes leaks and uneven cooling between units. Pre-manufacturing ducts with exact dimensions and tight sealing ensures consistent performance and high efficiency regardless of project size.
Al Ajwad lies in eastern Jeddah and is characterised by a diverse mix of villas, residential blocks and modern mixed-use projects.
Projects in Al Ajwad use a mix of split units, package units and central chillers depending on building size, requiring ducts with varying designs.
The AC setup in Al Ajwad
- 1
Variable-size ducts by building type
The mix of villas and blocks in Al Ajwad requires ducts of varying sizes, from simple branches for a villa to complex systems for a building.
- 2
Custom plenums for each building type
Villas and blocks need different plenums, and we build them custom for each unit based on room count and space layout.
- 3
Strong insulation against intense heat
Eastern Jeddah's intense heat requires heavy insulation to prevent cold loss and maintain efficiency across all systems.
Before the visit
Before our visit in Al Ajwad
- 1
Send the engineering plan for each unit or building
Before the visit, send the final engineering plan for each unit showing spaces, passages and exact dimensions to speed up measurement and manufacturing.
- 2
Ensure access to duct route locations
Open all spaces, attics and passages where ducts will run on all buildings, ensuring our team can measure and install safely.
- 3
Confirm main unit locations on each building
Tell us main unit locations on each villa or block, as this determines main duct lengths and branches for each unit.
More districts for AC duct manufacturing
Other services in Al Ajwad
FAQ
Questions about AC duct manufacturing
How do you make sure the duct does not leak air at the seams?
We close the long seams with a tight mechanical lock as the sheet is formed, then seal every seam and every joint between sections with Foster sealant before insulating. Sections leave the workshop with matching flanges that tighten evenly when hung, because any small gap in cold duct means lost air and a point where condensation forms.
Does the duct arrive ready to hang, or is it assembled on site?
Sections arrive fabricated, insulated, sealed and numbered to the route drawing, so the fitters know where each piece goes without cutting or altering on site. What is left on site is joining the sections, fixing them to the hangers and connecting the unit and outlets, which shortens the work above the ceiling.
Do you make plenums for cassette and cabinet units?
Yes, we fabricate plenums for both types. A cassette unit plenum is measured to match the unit's outlet frame exactly so air reaches the branch runs without leaking at the connection. A cabinet unit plenum is made to carry both the supply and return paths if the design calls for it. Both types are insulated with Kimmco or Armaflex and sealed with Foster sealant before they leave the workshop.
Can you manufacture duct for a large commercial project?
Yes. The workshop is equipped to fabricate large supply and return trunk runs suited to commercial, government and industrial buildings. Each section is made to the project drawings, numbered and delivered ready to hang after insulation and sealing. When engineering drawings are available, the technical team reviews them before fabrication starts to confirm that the duct dimensions fit the ceiling voids on site.
Why are the duct sections insulated in the workshop before delivery?
The duct carries cold air through a ceiling void that may be hot and humid. Without external insulation, water vapour condenses on the cold sheet and drips onto the false ceiling or the goods below. So each section is wrapped in Kimmco or Armaflex in our workshop and every edge and joint is sealed with Foster sealant before delivery.
Our project has villas and blocks together, can you manufacture different ducts for each?
Yes, we manufacture custom ducts for each building or unit based on its individual needs. We measure each unit separately and build ducts sized precisely to fit its design.
Our site is tight and projects are close together, how do you deliver equipment and ducts?
We coordinate delivery schedules with you beforehand, choosing times that don't clash with other project work. Ducts are clearly numbered for easy installation and coordination.
Heat here is very high, is insulation enough to prevent cold loss?
Yes, we insulate all ducts with high-quality materials suitable for intense heat. Full insulation reduces cold loss over long runs and maintains system efficiency.
Our site is under construction, do you wait until completion before manufacturing ducts?
No, we measure from the engineering plan and final designs before construction. But a site visit a few weeks before manufacturing confirms spaces and passages match the plan.












































































