Hinged Cold Room Door
If you require robust, durable, and reliable cold storage hinges, Miracle is your best choice.
Miracle offers custom-made cold storage hinges in thicknesses of 80mm, 100mm, 120mm, 150mm, and 200mm.
We provide flexible cold storage door solutions for various types and sizes of cold storage facilities.
Furthermore, we can provide cold storage hinges with CE and UL certifications. The foaming density of the cold storage door core material is 42-50 kg/m³. Contact us now for more details.
Available Sizes of Hinged Cold Room Door
Miracle hinged cold room doors are available in standard single-leaf for personnel access and double-leaf doors for wider openings for pallet trucks, hand trolleys, etc.
Single Leaf Hinged Doors (Width × Height mm)
- 700 × 1700 mm: Small cold storage and equipment maintenance access rooms.
- 800 × 1800 mm: Industry-standard personal door size for small cold rooms.
- 900 × 1800 mm / 900 × 1900 mm: For workers carrying bulky inventory in commercial cold rooms.
- 1000 × 2000 mm: For hand carts, bakery racks, meat trolleys, and plastic crate transport.
- 1100 × 2000 mm / 1200 × 2100 mm: For larger carts, small pallets, and trucks, a small forklift.
Double Leaf Hinged Doors (Width × Height mm)
- 1500 × 2000 mm: For dual-personnel passage and wide pushcarts.
- 1600 × 2100 mm: Mid-sized double door for commercial kitchen storage, distribution cold rooms, etc.
- 1800 × 2000 mm: For manual pallet trucks and small warehouse operations.
- 2000 × 2100 mm / 2400 × 2400 mm: Heavy-duty cold storage & warehouse entry for industrial forklift and pallet stacking.
For different operational dimensions, Miracle manufactures Hinged cold room doors in both standard and custom sizes to match your cold room wall thickness, panel thickness, temperature requirements, materials, finishes, and other accessories. Contact us now.
Thickness
- 75mm
- 100mm
- 120mm
- 150mm
The 75mm hinged cold room door is designed for medium-temperature cold rooms operating between 0℃ and +5℃ and is available in both single-leaf and double-leaf configurations.
Applications: This is ideal for fresh fruit cold rooms, vegetable storage, flower cold rooms, tea storage, herbal medicine storage, supermarket walk-in coolers, commercial kitchen cold rooms, canteen cold storage, dairy, and beverage storage.
A 0°C to 5°C temperature chiller room doesn’t require a frame heater.
This 75mm door can also be installed in a medium-temp chill room between -5°C and 0°C when equipped with an integrated door-frame heating system to prevent ice buildup.
This 100mm door is available in single-leaf or double-leaf configurations to suit multiple chilled and frozen temperature ranges, providing higher thermal resistance.
Applications: High-temperature fresh storage (0°C to 10°C) is perfect for fresh food preservation; no frame heater required.
Medium-temperature cold rooms (0-5°C to 0°C) are reliable for chilled storage and are equipped with a door frame heater.
The general freezer room maintains a temperature of -10°C to -15°C and is equipped with an integrated door-frame heating system to prevent the gasket from freezing.
It is also used in meat-processing rooms, seafood-processing facilities, and food-manufacturing plants.
This 120mm heavy-duty single-leaf door is engineered for long-term reliability in low temperature environments ranging from -18°C to -25°C.
Applications: This is ideal for frozen meat storage, seafood freezers, quick-frozen food warehouses, low-temperature finished-goods storage, and frozen food packing rooms.
120mm also requires a heated door frame to minimize frost buildup, as the temperature difference between the freezer and the surrounding environment is larger.
So it integrates perimeter heating to maintain reliable door operation duration and consistent service.
This 150mm hinged cold room door is for the most demanding freezer and extreme low-temperature applications, where maximum insulation performance and thermal efficiency are required. We supply this model as a single-leaf hinged door.
Applications: It provides standard insulation performance for low-temperature frozen storage at -18°C to -25°C and for blast freezer rooms at -25°C to -35°C for quick freezing.
Other typical applications include IQF processing plants, deep-frozen food warehouses, frozen seafood export plants, and ice cream storage.
At this temperature, door frame heating is mandatory to prevent gasket freezing and ice accumulation.
Options of Hinged Cold Room Door
Threshold Options
The correct threshold design depends not only on convenience but also on operating temperature, floor construction, traffic type, and other requirements.
We offer you both custom threshold heights and custom threshold thickness.
We make sure custom threshold heights suit your cold room’s insulated floor, concrete floor, elevated cold room floor, or existing warehouse renovations.
Surfaces Options
Miracle cold room doors are built with high-performance cladding materials to ensure food safety, corrosion resistance, and durability.
We offer fully customizable skin thickness, colors, and branding options to match your brand identity and operations.
Cold storage door core materials can be selected from PIR, PUR, EPS, XPS, etc.
Inner and outer layers of the cold storage door can be made of easy-to-clean and antibacterial food-grade aluminum, 304 stainless steel, or pre-coated galvanized steel sheet.
Integrated Window Options
We can customize window shapes, making them rectangular windows for the largest viewing area, square, vertical, horizontal, or other alternative designs to match architectural needs.
For OEM customers, distributors, and brands, we offer custom logos, including company logo, OEM branding, distributor identification, project name, etc.
Heated Threshold
We supply a heated threshold system compatible with various regional electrical standards, reducing the need for additional voltage conversion equipment.
- 110 V 1 Phase, 50 Hz
- 115 V / 127 V 1 Phase, 50 Hz
- 220–240 V 1 Phase, 50 Hz
- 227 V 1 Phase, 50 Hz
- 380 V 1 Phase, 50 Hz
- 380 V 3 Phase, 60 Hz
For other voltages, please contact us now.
Features of Hinged Cold Room Door
Why Choose Miracle Hinged Cold Room Door?
- Advantages
- Case
Partner with a Fortune Global 500 company.
A technology-driven innovation enterprise with a cold storage door failure rate of less than 1 in 100,000.
Annual sales of 8,000 Hinged Cold Room Doors.
Worry-free after-sales service; free replacement parts for any damage within the warranty period.
We also support custom manufacturing for distributors, EPC contractors, refrigeration installers, and cold room suppliers worldwide.
Miracle’s product portfolio includes certifications such as CE, ISO 9001, ISO 14001, OHSAS 18001, and CQC for our cold room door manufacturing.
Miracle hinged cold room doors are installed in a wide range of temperature-controlled facilities, including:
1. Fresh fruit and vegetable cold rooms
2. Frozen meat and seafood warehouses
3. Dairy processing plants
4. Pharmaceutical storage
5. Supermarket walk-in coolers
6. Commercial kitchens
7. Logistics distributions center
8. Food manufacturing facilities.
Hinged Door Solution for Cold Room
Catalog of Hinged Cold Room Door
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If you are designing a new cold room storage or upgrading an existing one, our engineering team can help you select the right hanging cold room. Request a Quote Today.
Gallery of Hinged Cold Room Door
Basic Installation Procedure:
Step 1: Inspect the opening; verify that the wall opening matches the approved door dimension, and that the floor is level and the wall panels are plumb.
Step 2: Install the door frame: Position the prefabricated frame in the opening, ensure vertical and horizontal alignment, and route the frame’s heating cable for freezer applications.
Step 3: Mount the door leaf: Install the hinges according to the manufacturer’s layout. Make sure the door opens and closes freely without rubbing against the frame.
Step 4: Adjust the sealing system: Close the door and inspect gasket compression; adjust hinges and latch until the gasket contacts the frame with no visible gaps.
Step 5: Connect the heating system: Connect the heated door frame or heater threshold for the specific supply voltage. Verify the heating system is operating correctly to prevent frost formation.
Step 6: Perform final inspection: Check door alignment, confirm the door opens and closes smoothly, and verify that the internal safety release functions correctly.
A heated threshold supplies controlled heat beneath or around the threshold and prevents frost and ice from forming at the bottom of a freezer door, which is the most common cause of freezer door failure.
Ice formation at the bottom of the door can cause the freezer gasket to freeze, difficulty opening and closing the door, air leakage, and increased energy consumption.
That’s why high-humidity or freezer rooms operating below 0°C often consider a heated threshold a standard practice.
Miracle integrated inspection windows allow you to safely observe activity on the opposite side of the road without opening the Hinged Cold Room Door.
So this reduces unnecessary door opening and minimizes cold air loss.