Cooling fit for a mosque
Mosque HVAC in Al Bashaer
In Al Bashaer, east Jeddah, modern mosques serve growing residential communities with spacious halls and high ceilings needing effective cooling. We design central systems that distribute cold evenly while maintaining a quiet atmosphere for worship.
- Even distribution
- Quiet units
- Scheduled servicing
Clients We're Proud to Serve
Organisations and companies that trusted Alrabih with their projects.
When a mosque needs a specialist approach
- 1
Heat reaching the back rows
Cold air pools near the units and never reaches the back of the hall. In Jeddah's humidity, worshippers in the far rows feel the heat even with the system running. That is a design problem, not a unit fault.
- 2
Noise that disturbs prayer
Unit noise in a quiet hall distracts worshippers and breaks concentration. The right unit type, its position and the air velocity setting all reduce noise to the lowest possible level, and those choices are made at the survey.
- 3
A dome or high ceiling that traps heat
Hot air rises and collects under the dome, so the breathing level stays warm even with large units running. We set diffuser angles and air paths at the survey to push that hot layer out rather than cool over the top of it.
Who it's for
Building a new mosque that needs AC from the start
We join the design stage to fix duct routes and unit positions before ceilings are closed, so the installation is clean and efficient with no remedial work needed later.
Ask on WhatsAppYour existing mosque cools unevenly across the rows
We survey the existing system, find the cause of uneven distribution and propose changes to the airflow paths or units without disrupting the mosque.
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What the work covers
- Hall survey and airflow mapping
- Ductwork to SMACNA standard
- Units fitted at surveyed positions
- Airflow check across the rows
- Contracts scheduled between prayers
How we work
How we work
- 1
Mosque survey
We visit the mosque outside prayer times to measure the hall, ceiling height and dome, and agree diffuser positions, duct routes and unit locations before any work begins.
- 2
Design and fabrication
We design the system from the survey data and fabricate the ducts in our own workshop from G90 galvanised sheet, then prepare them for installation.
- 3
Installation at agreed times
We coordinate with mosque management to work between prayers or at times that do not interrupt activities, and we leave the hall clean at the end of each working day.
- 4
Testing and handover
We run the system and measure air distribution at the front and back rows and sound levels, adjusting the balance until comfort is even across the whole hall.
Designed for a mosque or units placed at random?
| Alrabih | The usual way | |
|---|---|---|
| Air distribution | Even across every row | Cold front, hot back |
| Sound | Assessed at survey | Not considered |
| Dome and high ceiling | Planned airflow paths | Hot layer left above |
| Maintenance | Scheduled between prayers | Visits that disrupt use |
| Startup scheduling | Programmed before each prayer | Manual, inconsistent start |
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 Bashaer is a modern, rapidly growing neighbourhood with residential blocks and scattered villas; new mosques here are typically built to contemporary standards with spacious halls and high ceilings. Coastal heat and humidity impose a substantial cooling load year-round, especially in summer and during religious observances. A central system offers better efficiency than split units, and good design ensures even cooling without harsh draughts.
Al Bashaer sits in the east, a modern growth area with residential blocks, villas and mosques featuring contemporary architectural designs.
Most modern mosques in Al Bashaer use central cooling systems with covered ducts and multi-level distribution networks.
The AC setup in Al Bashaer
- 1
Multi-unit central system
Large Al Bashaer halls need two or more units connected by a distributed duct network, to provide cooling capacity and control flexibility.
- 2
Ducts with thermal and sound insulation
Ducts are placed in the ceiling or walls and wrapped with insulation to preserve coolth and reduce sound transmission between areas of the hall.
- 3
Distribution grilles at multiple levels
Distribution grilles are placed at various heights on the ceiling and walls to ensure cold air reaches all corners evenly.
Before the visit
Before our visit in Al Bashaer
- 1
Thorough inspection of ceiling and internal spaces
Before the visit, confirm access to ceiling and wall cavities, and identify distances and potential obstacles.
- 2
Identify locations for multiple outdoor units
Identify safe locations on roofs or exterior walls for each unit, with adequate space for ventilation, maintenance and clearance between them.
- 3
Verify adequate power capacity and drainage
Check that the electrical main panel has sufficient capacity for the planned units, and that drainage points are safe and reliable.
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FAQ
Questions about Mosque HVAC
How do you make sure the far rows get enough cooling?
At the survey we set diffuser angles, air velocity and duct routing so cold air travels to the last row. After installation we measure the temperature difference between the front and back rows and adjust each diffuser's balance until that difference is as small as the space allows.
Can you work in a functioning mosque without disrupting prayers?
Yes. We agree a phased schedule with mosque management in advance and divide the work into sessions between prayers. Before each call to prayer we lift tools, cover any temporary openings and return the hall to a usable state, then resume afterwards.
What type of ductwork do you use in prayer halls?
We fabricate ducts in our own workshop from G90 galvanised sheet, round or rectangular as the design requires. We use Armaflex and Kimmco insulation and Foster sealants to limit heat gain and keep sound transmission through the ductwork as low as possible.
Can the system be set to start just before each prayer time?
Yes. The controls on Carrier, YORK, General, Midea, Gree and Smart Gold units support scheduled start and stop times. At the survey we confirm the scheduling options for the chosen units and programme the timings at handover, so the hall is already cool when worshippers arrive.
Can we cool only part of the hall when fewer people attend?
Yes, if the system is designed in zones. We divide the hall into sections, each with its own unit or closable outlets, so you run the front rows alone when few people attend and the whole hall for Friday prayer and occasions, cutting power use without affecting worshippers.
The mosque is newly built and the engineer wants central, what's the main benefit?
Central systems provide even cold air distribution over large areas and reduce noise so worship is not disturbed. The design allows precise control of temperature and ventilation.
The hall is very large, do we need more than one cooling unit?
Yes, large halls in Al Bashaer typically need two or more units depending on area and expected cooling load. A site assessment determines the number and capacity needed.
Dust and humidity here are high, how do you maintain system efficiency?
We install high-quality filters at the air intake and recommend thorough cleaning before summer and regular component inspections. Scheduled maintenance ensures high efficiency year-round.
How do you run power to outdoor units if they're far from the main panel?
We assess the main panel location and outdoor units, sizing the safe cable run length. We may need extra electrical switches or a strengthened circuit if the distance is large.
