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Cold Room
Cold Room Manufacturer and Supplier from China
We are your ODM Rear Supply Cold Room Suppliers in China to carry out all your refrigeration needs. open showcase chiller in Both hinge and sliding door for commercial use with custom special colors
Cold Room we are providing
The models we had showed just some of our list, if you have your requirements just contact with us


coolssmann Rear Supply Cold Room remote (l1)
Product Features:
- Modular Cold Room and Display Doors
- Perfect For an Convenience store
- Walk in space
- Adjustable Shelving modules
- Requires Professional Assembly and installation
- Remote Refrigeration Required
Model | W/D/H mm | Temperature/℃ |
CDL-3D | 2280*2250*2300 | 2~8℃ |
CDL-4D | 2990*2250*2300 | 2~8℃ |
CDL-5D | 3800*2250*2300 | 2~8℃ |
coolssmann Cold Room (l2)
Product Features:
- Premium Insulation Panels
High-density polyurethane foam panels with superior thermal performance ensure minimal heat transfer and energy efficiency. Available with color-coated steel, stainless steel, laminated, or embossed aluminum finishes. Durable, corrosion-resistant construction suitable for food processing, supermarkets, hotels, aquatic products, medical, and electronic industries. - Versatile Door Options
Comprehensive door solutions including manual/electric sliding doors, swing doors, hinged doors, pivot doors, and semi-recessed designs. Customizable sizes to meet specific operational requirements. Heavy-duty construction ensures reliable performance and excellent sealing for optimal temperature retention in high-traffic environments. - Complete Cold Storage Systems
Integrated solutions featuring quality compressors, evaporators, and cooling coils. Temperature range from +5°C to -30°C for preservation, refrigeration, and freezing applications. Ideal for food, pharmaceuticals, aquatic products, and logistics operations requiring reliable temperature-controlled storage.



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What is a rear supply cold room, and how does it work in a supermarket or convenience store?
A rear supply cold room (also called a walk-in display cooler or back-of-wall cold room) is a large refrigerated walk-in unit installed behind a row of glass-door display cases on the shop floor. Staff restock products directly from inside the cold room through the rear of the display doors, keeping the sales floor tidy and uninterrupted. Coolssmann’s L1 series features modular panels, adjustable shelving, and glass display doors (available in both hinge and sliding configurations), making it an ideal all-in-one cold storage and display solution for convenience stores, supermarkets, and grocery chains maintaining 2~8℃.
What insulation panels are used in a cold room, and why does panel quality matter?
Cold room performance depends heavily on insulation panel quality. Coolssmann’s L2 series uses high-density polyurethane (PU) foam sandwich panels for superior thermal retention and minimal heat transfer — the same standard used across the commercial cold storage industry. Panel finishes are available in color-coated steel, stainless steel, laminated, or embossed aluminum to suit different environments (food processing, pharmaceuticals, aquatic products, supermarkets, electronics). Poor insulation leads to temperature fluctuations, higher energy bills, and food safety risks — which is why high-density PU panels with proper cam-lock joining are the industry benchmark for any reliable commercial cold room build.
What temperature range can a Coolssmann cold room achieve, and what products can it store?
Coolssmann cold rooms (Series L) cover a wide temperature range from +5°C down to -30°C, accommodating three primary applications: chilled storage (0~8°C) for fresh produce, dairy, beverages, and meat; medium freezing (-10~-18°C) for frozen foods and ice cream; and deep freezing (down to -30°C) for seafood, pharmaceutical products, and long-term frozen storage. The integrated refrigeration system includes quality compressors, evaporators, and cooling coils, and the system is suitable for food processing facilities, supermarkets, hotels, restaurants, aquatic product businesses, medical storage, and logistics cold chain operations.
What door options are available for a cold room, and which is best for high-traffic operations?
Coolssmann offers a full range of cold room door configurations including manual sliding doors, electric sliding doors, swing/hinged doors, pivot doors, and semi-recessed designs, all with heavy-duty construction and excellent sealing for optimal temperature retention. For high-traffic retail environments such as convenience stores and supermarkets, electric sliding doors are recommended as they open and close automatically, reduce cold air loss, and minimize staff effort during restocking. For walk-in freezer rooms with less frequent access, hinged doors with proper gaskets provide superior insulation performance. All door sizes can be customized to match the cold room dimensions and operational workflow.
How do I order a custom cold room from a China manufacturer, and does it require professional installation?
Yes — Coolssmann cold rooms (Series L) are modular systems that require professional assembly and installation on-site, including panel joining, refrigeration piping, electrical connections, and refrigerant charging by a qualified technician. Coolssmann provides full technical documentation and can support installation guidance remotely. Custom sizing is available across the L1 series (from CDL-3D at 2.28m wide to CDL-5D at 3.8m wide) and L2 series for larger bespoke builds. As a direct ODM cold room manufacturer in Qingdao, China, Coolssmann ships globally via FOB or DDP terms. Buyers — including supermarket chains, convenience store operators, wholesalers, and real estate developers — can contact via WhatsApp or email for a free layout design, product catalog, and factory quote.









