AL AFIFI ENGINEERING & TRADING CO. W.L.L

Installation ,
Commissioning
& Maintenance
of HVAC Equipments

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We Manufacture
Condenser coils
Evaporator coils
Heat Exchangers
HVAC Filters

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Industrial Fans
& Blowers
HVAC Equipments
Roof Tank
Water Chillers

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We Manufacture
and Deliver
All Kind of HVAC
Filters

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about us

Established in 1986,
Al Afifi Engineering & Trading Co. W.L.L
is an ISO Certified Company.

Started as a company offering Supply, Installation and Maintenance of HVAC & Refrigeration Equipments. To meet the customer demands and requirements, we started manufacturing of Cooling & Condenser Coils in 1998. Currently we are a multidiscipline Engineering, Manufacturing & Trading Company serving the HVAC sector in Qatar for the last four decades.
Our technical expertise, well qualified and experienced sales & service team and the customer focus helped us to become a reliable partner in supplying and servicing of HVAC products for many reputed organisations in Qatar.

Our Mission

Achieving high standard quality of work and services, which we render by using latest technology in its field, creativity, professional skills and carrying out its work in line with best international practices. To keep up the professional standard and practices in tasks, excellent services rendered, and complete projects assigned to us including housing but not limited to respect, honesty, transparency, and enthusiasm meanwhile employing, training, and providing equal chance to qualified candidates.

Our Vision

To be one of the leading company in its fields through the implementation of international standards, efficiency and professionalism to meet the customers' expectations and goals. To achieve excellence in all activities carried out by the company penetrating international markets, in addition to providing comprehensive up to date solutions to various problems.

Quality Policy

It is our policy to execute its operations at all times to international standards, meeting agreed client quality requirements. Therefore, we implement a documented procedure system to ensure that Execution and Quality Control procedures are suitably drawn up in order to meet the Quality requirements, in compliance with the Contract Documents. Execution and Quality Control procedures are made available to the relevant recipients. Latest issues of applicable drawings and documents are controlled and used at all stages of the works. Activities are performed according to relevant execution procedures. Specified activities are inspected and verified according to relevant Quality Control procedures. Responsibility for each control task is clearly identified and recorded.

Years
of
Experience

1986

Started as a small facility for HVAC Installation & Maintenance

1988

Started Cooling Coil & Heat Exchanger Manufacturing

1999

Distributor for NICOTRA Industrial Fans & Blowers in Qatar

2000

Started HVAC Filter Manufacturing (Afifi Filters)

2011

25 Years of Service in Qatar

2015

Distributor for Lionball brand Fans in Qatar

2018

Distributor for Kruger brand Ventilation fan in Qatar

2023

Started "Afifi Cooling Factory" in New Industrial Area.

Our Facility

Our Services

Installation, Commissioning, and Maintenance of HVAC Equipments

Al Afifi is a leading contractor for the supply, installation, repair, and maintenance of Air Conditioning & Refrigeration and Ventilation products in Qatar.
Installation
•Site preparation: Ensuring appropriate space, electrical power, and ductwork.
•Equipment handling: Careful transportation and placement of units.
•Interconnections: Connecting refrigerant lines, electrical wiring, and ductwork.
•Testing: Initial checks for leaks, electrical faults, and proper operation.
Commissioning
•System startup: Initial operation of the system under controlled conditions.
•Performance testing: Measuring system performance against design parameters.
•Balancing: Adjusting airflow to ensure even distribution throughout the building.
•Documentation: Recording system performance and configuration.
Maintenance
•Preventive maintenance: Regular checks and cleaning of filters, coils, and other components.
•Corrective maintenance: Addressing issues as they arise.
•Performance monitoring: Tracking system performance to identify potential problems.
•Equipment replacement: Replacing worn-out or damaged components.

Chilled Water Pipe Fabrication, Installation and Certified Welders Fabrication

Chilled water pipe fabrication involves cutting, shaping, and joining pipe sections to create the desired piping system.
•Material selection: Choosing the appropriate pipe material based on system requirements.
•Cutting and beveling: Precisely cutting pipe sections and preparing the ends for joining.
•Pipe fitting: Using various fittings to create the desired pipe configuration.
•Welding or joining: Connecting pipe sections and fittings using welding or other joining methods.
Installation
•Pipe support: Installing hangers and supports to secure the piping system.
•Pipe assembly: Connecting pipe sections and fittings to form the complete piping network.
•Insulation: Applying insulation to prevent heat gain or loss and condensation.
•Testing: Conducting pressure tests and leak checks to ensure system integrity.

Duct Fabrication and Installation

Duct fabrication involves the creation of air ducts from sheet metal or other materials:
•Material selection: Choosing appropriate materials based on air quality, temperature, and pressure requirements.
•Pattern development: Creating templates for duct sections.
•Cutting and forming: Shaping sheet metal into duct components.
•Joining: Connecting duct sections using welding, seaming, or other methods.
Duct installation involves the placement and connection of fabricated ducts within a building:
•Support structures: Installing hangers and brackets to secure ducts.
•Assembly: Connecting duct sections to form the complete ductwork system.
•Insulation: Applying insulation to prevent heat loss or gain and condensation.
•Testing: Conducting air balance tests to ensure proper airflow.

Replacement of HVAC Coils, Pumps, Blowers, and Fans

These components are crucial to the operation of an HVAC system, and their replacement is often necessary due to wear and tear, damage, or inefficiency.
Replacement of HVAC Coils
•Purpose: Coils transfer heat between the refrigerant and the air.
•Reasons for replacement: Corrosion, leaks, reduced efficiency.
Replacement of HVAC Pumps
•Purpose: Pumps circulate water or refrigerant through the system.
•Reasons for replacement: Motor failure, seal leaks, decreased performance.
Replacement of HVAC Blowers
•Purpose: Blowers move air through the HVAC system.
•Reasons for replacement: Motor failure, imbalance, excessive noise.
Replacement of HVAC Fans
•Purpose: Fans move air across the coils to facilitate heat transfer.
•Reasons for replacement: Motor failure, imbalance, reduced airflow.

Compressor Overhauling: Light and Heavy Duty

Al Afifi is specialized in overhauling, repair, and maintenance of HVAC & Refrigeration Compressors. We provide genuine parts and offer in-house overhaul service by our highly skilled technical team.
We Overhaul Semi-hermetic compressors, Screw (Rotary & Heli rotor) Compressors & Open type compressors of any capacity and brands (Bitzer, Copeland, Carrier, Carlyle, York, Trane, McQuay etc.)
Light Duty Compressor Overhaul
•Cleaning: Removing dirt, oil, and debris from internal components.
•Inspection: Checking for wear and tear, cracks, or other damage.
•Replacement: Replacing worn or damaged parts like seals, gaskets, and bearings.
•Testing: Running performance tests to ensure proper operation.
Heavy Duty Compressor Overhaul
•Disassembly: Complete breakdown of the compressor into individual components.
•Inspection: Thorough inspection of all parts, including cylinder walls, pistons, and valves.
•Machining: Repairing or replacing worn components that require precision machining.
•Testing: Rigorous testing under various operating conditions.

Re-tubing and Servicing of Heat Exchangers

Re-tubing
•Removal of old tubes: Carefully extracting the damaged tubes from the tube sheets.
•Cleaning: Thorough cleaning of the tube sheets and the exchanger shell to remove debris.
•Installation of new tubes: Inserting and expanding new tubes into the tube sheets to ensure a tight fit.
•Testing: Pressure testing the re-tubed heat exchanger to verify its integrity.
Servicing
•Cleaning: Removing fouling and deposits from both tube and shell sides.
•Inspection: Checking for leaks, erosion, corrosion, and other damage.
•Repair: Addressing issues like tube leaks, gasket replacement, or component repair.
•Testing: Conducting pressure tests and performance evaluations.

Fabrication and Installation of Refrigerant Pipes

Fabrication of refrigerant pipes involves shaping and preparing copper or stainless steel tubing:
•Cutting: Precisely cutting pipes to required lengths.
•Bending: Forming pipes into desired shapes using bending machines.
•Flaring: Expanding the ends of pipes for creating connections.
Installation
•Pipe Support: Installing brackets and hangers to secure the pipes.
•Assembly: Joining pipe sections using fittings and brazing or soldering techniques.
•Insulation: Applying insulation to prevent heat gain/loss and condensation.
•Pressure Testing: Checking for leaks in the refrigerant piping system.

Anti-Corrosive Coatings for Coils

Anti-corrosive coatings are protective layers applied to HVAC coils to prevent corrosion caused by moisture, chemicals, and other environmental factors.
We offer different types of coatings based on the customer requirements or application areas and corrosion environment. Hydrophilic Aluminum & Copper Fins, anticorrosive coatings like Corro Coat & Heresite USA are available options.
Common types of coatings:
•Epoxy coatings: Offer excellent resistance to chemicals, abrasion, and corrosion.
•Electrocoatings (E-coat): Provide uniform coverage and excellent adhesion.
•Polyurethane coatings: Known for durability and resistance to UV rays.
•Acrylic coatings: Offer good corrosion protection and are often used as a base coat.

Specialised HVAC Solutions for Dairy and Poultry Farms

Al Afifi is a leading supplier for Cooling application products for Green Houses, Dairy & Poultry farms in Qatar.
We are a registered supplier for Evaporative Cooling Pads, Axial Fans etc for the above applications.
Dairy Factories and Farms
•Milk Quality Preservation: The primary goal is to maintain optimal temperature and humidity for milk quality.
•Hygiene and Sanitation: HVAC systems must prevent microbial growth and maintain clean air conditions.
•Energy Efficiency: Considering the large spaces and continuous operation, energy-efficient systems are crucial.
Poultry Farms
•Temperature and Humidity Control: Maintaining optimal conditions for bird health and egg production.
•Ventilation: Ensuring adequate air exchange to prevent disease spread.
•Odor Control: Managing ammonia and other harmful gases.

Our Products

HVAC & Refrigeration Products

Al Afifi deals with all the leading brands of HVAC, Refrigeration and Ventilation products as per the application and customer requirements in Qatar.
Key HVAC Equipment:
•Heating Equipment: Furnaces, boilers, heat pumps.
•Cooling Equipment: Air conditioners, chillers.
•Ventilation Equipment: Fans, blowers, air handling units.
•Air Cleaning Equipment: Filters, air purifiers.
•Humidity Control Equipment: Dehumidifiers, humidifiers.

HVAC Filtration Products

Al Afifi is a leading manufacturer and supplier of Air Filters for HVAC applications in Qatar. Our product range includes Aluminium Filters, Synthetic Flat & Pleated Filters, Bag Filters, HEPA Filters, Activated Carbon Filters, V-Bank Filters, and Aluminium & Synthetic Media Rolls etc.
Common Types of HVAC Filters:
•Panel Filters: Disposable filters made of fiberglass or synthetic materials.
•Pleated Filters: Offer increased surface area for better filtration efficiency.
•HEPA Filters: Capture nearly 99.97% of airborne particles.
•Carbon Filters: Absorb odors and gases.

Cooling Coils for Air Conditioning & Refrigeration Systems

Al Afifi is a leading HVAC Coil manufacturer in Qatar specialised in Anti Corrosive coated coils. We manufacture and supply cooling coils in different sizes using 5/16", 3/8", 1/2" & 5/8" OD Copper tubes.
We offer different types of coatings based on the customer requirements or application areas and corrosion environment. Hydrophilic Aluminum & Copper Fins, anticorrosive coatings like Corro Coat & Heresite USA are available options.
Types of Cooling Coils
•Evaporator Coils: Used in air conditioners and refrigerators to cool the air.
•Condenser Coils: Used to release heat from the refrigerant into the environment.
•Coil Materials: Copper, aluminium, and stainless steel are common materials.

Industrial Fans & Blowers

Al Afifi is an authorized supplier of Nicotra Gebhardt, Kruger, Lionball & CKS brand HVAC Blowers and Ventilation fans in Qatar.
•Blower assembly for Package Units, Air Handling Units & Fan Coil Units.
•Centrifugal and Axial Fans
•Roof Mounted Propeller Fans
•Energy Recovery Products
•Kitchen Ventilation Products
•Fans for Green Houses, Poultry & Dairy Farms

HVAC Compressors & Spares

Al Afifi is a leading supplier specialized in overhauling, repair, and maintenance of HVAC & Refrigeration Compressors. We provide genuine parts and offer in-house overhaul service by our highly skilled technical team.
Types of Compressors:
•Reciprocating: Use pistons to compress refrigerant.
•Rotary: Employ a rotating element to compress refrigerant.
•Screw: Utilize intermeshing screws to compress refrigerant.
•Scroll: Employ two spiral-shaped elements to compress refrigerant.

HVAC Installation Materials & Accessories

HVAC installation requires a variety of materials and accessories to ensure efficient and safe operation:
•Copper and steel pipes: For refrigerant lines.
•Insulation: To prevent heat loss and condensation.
•Ductwork: For air distribution.
•Electrical wiring and components: For power supply and control.
•Fasteners: For securing components.
•Sealants and adhesives: For creating airtight and watertight connections.
Anti-vibration Pads
Anti-vibration pads are essential accessories used to isolate HVAC equipment from vibrations. They are placed between the equipment and its supporting structure to reduce noise and prevent equipment movement.

Roof Tank Water Chillers

Al Afifi manufactures and supply uniquely designed Roof Tank Water Coolers. This is used for cooling roof top water storage tanks during summer when the ambient temperature is high. Afifi Cool roof tank water coolers are widely used in domestic application (Villas & Apartments) & commercial buildings in Qatar.
•Capacities available from 1.5 – 3.0TR
How they work:
•Cooling process: The chiller uses a refrigeration cycle to extract heat from the water in the tank, lowering its temperature.
•Components: Typically includes a compressor, condenser, evaporator, and a water pump.
•Installation: Mounted near the roof tank, with pipes connecting the chiller to the tank.

Mist Eliminator (Aluminum Droplet Separator)

Aluminum droplet separator profiles, when assembled into units, form a vane-type separator for horizontal flow. The streamlined profiles ensure low levels of pressure drop combined with high separation efficiencies.

The profile is available in various materials, the most popular being PVC & Aluminum. It can therefore be utilized in a wide range of processes under different operating conditions. Aluminum droplet separator profiles can be supplied as standard 5-metre-long profiles or customized lengths shorter than 5 metres.

Designed for use in many applications, for example: Air intakes, behind cooling coils, etc. The profile is suitable for use at face velocities between 2 and 6 m/s.

Key Features:
•High separation efficiency
•Very low pressure drop — leading to lower operating costs
•Materials available for a wide range of process conditions
•Low maintenance costs due to simple operating principle and long lifetime
•Wide face velocity range (2–6 m/s)
•Custom made lengths available
•Highest quality materials

Activated Carbon CAN Cylinder Filters & Media

Clean Air — Activated Carbon Solutions

The CFI PLASTIC series CAN cylinders are the most commonly used plastic filter element for the removal of gaseous contaminants. They contain no metal parts and are therefore fully combustible and suitable for hazardous airflows.

Key Features:
•Corrosion-free solution for air purification
•Interchangeable with all common brands
•Bayonet closure ensures 100% leak-free filtration
•Available with virtually any type of filter media
•Fully combustible — no metal parts, suitable for hazardous airflows

Available Media Types:
•Activated Carbon Pellets — for broad-spectrum gas phase filtration
•Impregnated Carbon Media — for targeted removal of specific contaminants
•Galvanized & Plastic Housing variants available to suit different installation environments

We Manufacture

HVAC Filtration Products

Al Afifi is a leading manufacturer and supplier of Air Filters for HVAC applications in Qatar. Our product range includes Aluminium Filters, Synthetic Flat & Pleated Filters, Bag Filters, HEPA Filters, Activated Carbon Filters, V-Bank Filters, and Aluminium & Synthetic Media Rolls etc.
Common Types of HVAC Filters:
•Fiberglass Filters: Cheap, disposable, but offer minimal filtration.
•Pleated Filters: More efficient than fiberglass, capturing larger particles like dust and pollen.
•Electrostatic Filters: Washable and reusable, capturing particles through static charge.
•HEPA Filters: High-efficiency, capturing almost all airborne particles, including bacteria and viruses.
•Carbon Filters: Absorb odors and gases.

Condenser and Evaporator Coils

Al Afifi is a leading HVAC Coil manufacturer in Qatar specialised in Anti Corrosive coated coils. We manufacture and supply cooling coils in different sizes using 5/16", 3/8", 1/2" & 5/8" OD Copper tubes.
We offer different types of coatings based on the customer requirements or application areas and corrosion environment. Hydrophilic Aluminum & Copper Fins, anticorrosive coatings like Corro Coat & Heresite USA are available options.
Evaporator Coil
•Location: Inside the indoor unit.
•Function: Absorbs heat from indoor air.
Condenser Coil
•Location: Outside the home, in the outdoor unit.
•Function: Releases heat absorbed by the evaporator coil into the outdoor air.

Shell and Tube Heat Exchangers

Al Afifi manufactures and repairs all kinds of Shell & Tube Heat Exchangers. We have the expertise and tools for maintenance and re-furbishing all types of heat exchangers.
Key components:
•Shell: The cylindrical outer casing.
•Tube bundle: A group of tubes within the shell.
•Baffles: Plates inside the shell to direct fluid flow and enhance heat transfer.
Note: Our Customer base includes Marine, Power Plants & Petrochemical (Oil & Gas) organisations.

Ventilation Ducts and Accessories

Al Afifi manufactures and supplies all types of ducts and accessories and cladding for HVAC application.
Common Types of Ventilation Ducts
•Rigid ducts: Made of metal, offer durability and efficient airflow.
•Flexible ducts: Made of flexible materials, provide flexibility for installation and routing.
Common Ventilation Duct Accessories
•Elbows: Used to change the direction of airflow.
•Dampers: Control airflow by opening or closing the duct.
•Diffusers and registers: Distribute air into a room.

Roof Tank Water Chillers

Al Afifi manufactures and supply uniquely designed Roof Tank Water Coolers. This is used for cooling roof top water storage tanks during summer when the ambient temperature is high.
•Capacities available from 1.5 – 3.0TR
Key components of a water chiller include:
•Compressor: Compresses refrigerant to increase its temperature and pressure.
•Condenser: Cools the high-pressure refrigerant, releasing heat into the environment.
•Evaporator: Lowers the refrigerant's temperature, absorbing heat from the water being cooled.
•Expansion valve: Controls the flow of refrigerant.