Maintenance and installation of central AC and VRF systems
A Saudi company specialised in air conditioning and cooling. We service, clean and inspect units, carry out installation projects, and manage facility operations.
Our Services
We cover three activities: maintenance, installation projects and facility management.
- 01
Maintenance
Washing, leak repair and split and VRV/VRF maintenance — periodic visits and contracts.
- VRV / VRF systems
- Central air conditioning
- Cold and freezer rooms
- Inspection and diagnostics
- 02
Installation projects
Design and fabrication of ductwork, and supply and installation of central air conditioners.
- Ductwork
- Central air conditioning
- 03
Facility management (FM)
A comprehensive operation and maintenance contract for a site.
- Operation and maintenance contracts
VRF systems we work on
We work on VRF systems from more than one brand. Brand names are used only to identify the equipment we have serviced.

LG Multi V 5
Outdoor VRF units: coil washing and control board cleaning.

Samsung DVM S2
Pressure washing of the outdoor unit coil.

Daikin VRV
Outdoor VRV units on building rooftops.
Our Work
All work-

VRV/VRF Unit Maintenance — Riyadh
Pressure washing of outdoor unit coils, cleaning control boards, and rinsing the compressor compartment — on a building rooftop in Riyadh.
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Wall-Mounted (Split) AC Maintenance
Maintenance of a wall-mounted split unit: working on the control box inside the indoor unit.
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Washing Samsung DVM S2 Units — Riyadh
Pressure washing the coil of an outdoor Samsung DVM S2 VRF unit on a building rooftop in Riyadh.
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Outdoor LG Multi V 5 VRF Units — Riyadh
Outdoor LG Multi V 5 units on building rooftops, with clean coils protected by guard grilles.
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Cleaning Concealed (Ducted) Indoor Units
Cleaning concealed indoor units inside the false ceiling, wiping the coil and the fan.
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Pressure Testing, Vacuuming and Refrigerant Charging
Pressure testing, vacuuming and charging refrigerant on a scale, using manifold gauges and a vacuum pump.
RiyadhMaintenance
Before and after cleaning
LG Multi V 5 units on building rooftops.
Outdoor unit coil


Compressor chamber and piping


See our work
Pressure washing the unit coil Washing a dusty coil Blowing dust out of the control compartment
How we work
- 01
We inspect and define the scope
We understand the condition of the units and your needs before we start.
- 02
We carry out the work in clear steps
Washing, inspection and installation according to the agreed scope of work.
- 03
We check and hand over
We review the result with you, then hand over the work.
About us
Cold Zone is a Saudi company specialised in air conditioning and cooling for the government and private sectors, ensuring our clients receive the highest quality standards.
At Cold Zone we offer you the best engineering solutions through a scientific approach, applying high-quality recommendations, skilled technical performance and professional administrative handling, relying on the best personnel, so that Cold Zone makes a positive difference.

Riyadh coverage
Our headquarters are at Riyadh, Al-Rabi district, Al-Thumamah Road, and we serve our clients across all parts of the city.
- Center
- North
- East
- South
- West
Headquarters: Riyadh, Al-Rabi district, Al-Thumamah Road
A simplified illustration, not an accurate map

Our Team
Our employees play a decisive role in delivering our services to our clients. To make sure they are equipped with the right skills and knowledge, a development programme continuously trains our staff in new technical and administrative skills, enabling them to grow and carry out their duties and responsibilities with confidence.
Contact us
Contact us for more information.
- +966 55 094 5496
- [email protected]
- Riyadh, Al-Rabi district, Al-Thumamah Road