Product Information

Dalucon offers a wide selection of insulated doors that are notable for their exceptional quality, long-lasting nature, and flexibility to adapt to various uses. All our door products are built using the same cladding as the insulated panels used for that particular project.

Options available in white chromadek or coloured, stainless steel. We have a wide range of extrusions that enable us to separate ourselves from the competition, ensuring the highest quality and durability. Insulation will either be Polyurethane injected, Rockwool or Polyphen

On Cold and Freezer Room Doors an Aluminium Tread Plate’ protection plate is fitted on the lower part of the door to prevent damage from continuous opening closing and wear and tear.

Doors can either be of the hinged or the sliding type and the frames are fitted with double neoprene gaskets.The hinged doors are supplied with heavy-duty imported hardware.

Cold / freezer room sliding door systems:

  • Medium duty -Sliding doors from 800 x 2100 up to 2000 x 2100
  • Heavy duty – Sliding doors from 2000 x 2100 up to 4000 x 4000

Swing doors for Cold and Freezer room applications

  • 800 x 2000 single doors to 1500 x 2100

The sliding doors work on the European principle of “drop down and drop in” for the perfect sealing against the frame and the gasket.

All doors are fitted with internal safety release mechanisms (doors can be opened from the inside although locked on the outside).

Doors for rooms operating below 0°C are fitted with heater wires in the sub-frames.

Door Types

Personnel Doors

  • EconoLine
  • Executive line
  • Single doors or double doors
  • Fire escape doors
  • Viewing pane doors

Truck Doors

  • Single or Double application
  • Small side door access

Safety exit push blocks can be installed

Insulated Shelters/Containers

  • 3 point locking system with safety release mechanism all made of Stainless steel 304
  • Standard external type locking system
  • Recessed locking type
  • Tamper proof hinges in stainless steel
  • All movable parts slide on a PVC washer coated, for extra ease and quality feel
Double rear doors

Double rear door

single rear door

Single rear door

Single side door

Side door

Other Types of Doors

  • Docking doors can be supplied and fitted.
  • Automated sliding doors and vertical lifting doors
  • Double swing entrance doors for Cold Rooms
  • PVC strip curtains for Cold and Freezer Room doors
  • All extrusions are made exclusively for Dalucon, are high in quality and all gaskets are silicone based which slot into the door extrusions.
  • Glass doors for beverage chillers or display freezers
  • All our door consumables are imported from overseas using the highest quality grade of materials, we have extensive stock on hand at all times.
door components
door components
mortuary fridges
ibr roof insulation

3 Point locking mechanism inside & outside

freezer room panels
mortuary cabinets

Recessed door Handle

sandwich panels

Personnel Door

insulated polyurethane ibr roofing
insulated warehousing

Cold & Freezer Room Doors

gmp rooms

Double Swing Doors

Insulated Doors

Glass Doors for Display Fridges

wharehouse cladding

Double fire escape doors

insulated panelling

Sliding door 4.0 x 4.0

insulated panelling

Automated Slide Up doors

gmp rooms

Container Sliding door

insulated panels

Cold room door lock with safety release

cold and freezer rooms

Cold room door on architrave

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    Dalucon’s insulated doors, equipped with modern locking mechanisms, superior insulating materials, and a strong dedication to quality, play a crucial role in guaranteeing the effectiveness and safety of diverse applications throughout South Africa.

    Personnel Entrance Doors for Staff Members

    Econoline Doors

    The Econoline doors are budget-friendly options suitable for various establishments. They come in single or double door configurations, allowing flexibility in entryway design.


    • Affordability: Ideal for cost-conscious customers.
    • Functional: Provides secure access for staff members.
    • Customizable: Available in different sizes and finishes.
    • Aluminum mill finish J mold that fits onto the wall panel with door seal

    Executive Line Doors

    The Executive Line doors cater to high-end applications, emphasizing aesthetics and durability.


    • Premium Quality: Designed for discerning customers who prioritize quality.
    • Sophisticated Appearance: Enhances the overall look of the building.
    • Robust Construction: Withstands heavy usage.
    • Aluminum mill finish extrusions sections that fits onto the wall panel with door seal

    Fire Escape Doors

    Fire escape doors are critical for emergency situations, ensuring safe evacuation.

    • With or without exterior locks Emergency push handles.
    • Doors can be made up to 1.1mt wide


    • Compliance: Meets safety regulations for emergency exits.
    • Quick Exit: Allows rapid evacuation during fires or other emergencies.
    • Security: Remains locked from the outside to prevent unauthorized

    Doors with Viewing Panes

    These doors combine insulation with visibility, making them suitable for areas where observation is necessary.


    • Insulation: Maintains energy efficiency.
    • Observation: Allows visual monitoring across rooms.
    • Security: Reinforced with modern locking mechanisms.

    Communication Enclosures

    Communication shelters house sensitive equipment, requiring robust doors for security and protection. Dalucon’s communication enclosure doors feature a strong 3-point locking system.


    • Enhanced Security: Prevents unauthorized
    • Tamper-Proof: Protects valuable telecommunications equipment.
    • Peace of Mind: Ensures reliability and authenticity.

    Overall Benefits of Dalucon’s Insulated Doors

    Efficiency: Crucial Barrier

    One of the primary benefits of insulated doors is their ability to enhance energy efficiency. By providing a barrier that reduces heat transfer, insulated doors help maintain consistent indoor temperatures. This means less energy is required to heat or cool a space, leading to significant cost savings on energy bills. In environments such as cold rooms and freezers, insulated doors are crucial for minimizing energy consumption and maintaining the desired temperature.

    Thermal Insulation: Climate Control

    Insulated doors are designed with materials and construction methods that provide excellent thermal insulation. This helps in maintaining the internal climate of a building, whether it’s keeping heat out during summer or retaining warmth during winter. For businesses that rely on climate control, such as food storage facilities and data centers, maintaining a consistent temperature is vital for operational efficiency and product integrity.

    Noise Reduction: Where Sound is Noted

    Another significant advantage of insulated doors is their ability to reduce noise. The insulation materials used in these doors can dampen sound, making them ideal for environments where noise control is important. This is beneficial in office buildings, residential areas, and industrial settings where machinery noise needs to be contained.

    Enhanced Security: Robust and Durable

    Insulated doors often come with robust construction features that enhance security. They are typically made from durable materials such as steel, which makes them resistant to forced entry. Advanced locking mechanisms and tamper-proof hinges add an extra layer of security, making them suitable for protecting valuable assets in commercial and industrial environments.

    Durability and Longevity: Made to Last

    The materials used in insulated doors, such as high-pressure injected polyurethane, stainless steel, and galvanized steel, are designed to withstand harsh conditions and heavy usage. This durability translates to a longer lifespan and lower maintenance costs, providing a good return on investment. Insulated doors are resistant to warping, cracking, and other forms of damage that can compromise the integrity of a door over time.

    Improved Comfort: Consistent Temperature

    For residential and commercial buildings, insulated doors contribute to improved comfort by reducing drafts and maintaining consistent indoor temperatures. This creates a more pleasant living and working environment, which can enhance productivity and well-being.

    Condensation Control: Safely Sanitised

    In environments where humidity control is crucial, such as cold storage facilities, insulated doors help in controlling condensation. This is essential for preventing mould growth, maintaining sanitary conditions, and protecting the quality of stored products.

    Fire Resistance: Crucial Protection

    Many insulated doors are designed to offer fire resistance, providing critical protection in the event of a fire. Fire-rated insulated doors can help prevent the spread of flames and smoke, giving occupants more time to evacuate and reducing property damage.

    Environmental Impact: Green

    Insulated doors contribute to a lower environmental impact by enhancing energy efficiency and reducing the carbon footprint of a building. The materials used in these doors can also be chosen for their eco-friendliness, such as recycled steel and low-emission insulation products.

    Aesthetic Appeal: Personal Preference

    Modern insulated doors are available in a variety of designs, finishes, and colours, allowing them to complement the aesthetic of any building. Whether it’s a sleek, contemporary look for a commercial space or a more traditional style for a home, insulated doors can be customised to meet specific design requirements.

    How Insulated Doors Became Prevalent Today

    Insulated doors, an essential element in modern construction and storage solutions, have evolved significantly over time. Their development is intertwined with advances in building technologies, materials science, and changing needs for thermal efficiency and security.

    The concept of insulation dates back to ancient civilisations, where natural materials such as straw, mud, and wood were used to create basic thermal barriers. However, these early methods were not highly effective in maintaining consistent temperatures.

    The Industrial Revolution improved building materials and methods. Insulated doors were first used in cold storage facilities and refrigerated transport vehicles, mostly in the food industry, to improve thermal management in buildings and transportation. Thick wood and cork layers were used to make these doors, which were more insulated but less efficient.

    Synthetic insulation materials like polystyrene and polyurethane foam revolutionised insulated door technology in the mid-20th century. These lighter, more versatile materials boosted door insulation and thermal features. The post-World War II economic boom and consumerism spurred demand for better-insulated homes and businesses. Homeowners installed more insulated garage and entry doors to save energy.

    Insulated doors were standard in several industries by the late 20th century. Precision and efficiency in manufacturing were improved by using metal skins like steel and aluminium and insulation cores for structural strength and thermal efficiency. Increasing energy saving and environmental consciousness led to the development of insulated doors with better thermal performance, improving building energy efficiency.

    Insulated doors have evolved in the 21st century due to materials science, automation, and smart technologies. In addition to thermal efficiency, modern insulated doors improve security, noise reduction, and aesthetics. High-pressure injected polyurethane foam insulation, automated and smart door technology, and eco-friendly materials and production processes are key developments. Modern insulated doors can be adapted for residential residences, industrial warehouses, cold storage facilities, and telecommunication shelters, making them essential in many industries.