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Case Study: Cold Storage Dehumidification Solution for VS Food with DeAir.RE-150CL Stainless Steel Ceiling-Mounted Unit

20/07/2026

💡 Executive Summary

  • Client: VS Food Company.
  • The Challenge: Condensation buildup, moldy packaging, wasted floor space, and difficulties accessing control panels in a cold environment.
  • The Solution: DeAir.RE-150CL ceiling-mounted dehumidifier, special edition (Stainless Steel 304 casing, extended control panel).
  • The Results: Complete elimination of condensation, 100% floor space optimization, and strict compliance with food safety standards (HACCP/ISO 22000).

1. The "Invisible Enemy" in Food Cold Storage

1.1. Context: Cold Storage – The Heart of the Supply Chain

Cold storage is the heart of the food supply chain, where goods are preserved before distribution. However, it is also the ideal environment for the "invisible enemy" – humidity and condensation – to attack.

At VS Food, a company specializing in high-quality food products, the warehouse management team continuously faced nagging problems whenever the rainy season arrived or when goods were moved into the cold storage from the outside environment.

1.2. VS Food's Previous Pain Points

⚠️ SERIOUS OPERATIONAL ISSUES

  • Condensation & Frosting: Water vapor condensed on ceilings, walls, and cooling coils, creating slip hazards (occupational safety risks) and damaging cardboard packaging.
  • Wasted Floor Space: Floor-standing dehumidifiers occupied valuable space, obstructing forklifts and hindering loading/unloading operations.
  • Hygiene Concerns: Standard steel-cased machines were prone to rust in cold, humid environments, making them difficult to clean and non-compliant with HACCP standards.
  • Operational Inconvenience: Control panels attached directly to the main unit forced staff to either open the cold room door frequently or endure freezing temperatures to adjust settings, reducing the lifespan of the circuit boards.

These issues not only caused financial losses but also severely impacted VS Food's reputation with partners and customers.

2. DeAir's "Tailor-Made" Solution: The Special Edition DeAir.RE-150CL

2.1. Introducing the DeAir.RE-150CL

After a thorough on-site survey and analysis of VS Food's specific requirements, DeAir proposed the optimal solution: the DeAir.RE-150CL ceiling-mounted dehumidifier with a capacity of 150 kg/day.

However, to perfectly suit the food cold storage environment, DeAir "tailor-made" (customized) this unit with 3 breakthrough features:

🔧 3 BREAKTHROUGH CUSTOMIZATIONS FOR VS FOOD

  1. Ceiling-Mounted Design: Frees up 100% of floor space, distributes dry air evenly from top to bottom, and optimizes airflow within the warehouse.
  2. Premium Stainless Steel 304 Casing:
    • Absolute corrosion resistance in cold, humid environments.
    • Smooth surface, easy to clean and sanitize, strictly meeting food safety standards (HACCP, ISO 22000).
  3. Extended Control Panel:
    • Smart Solution: Separates the control panel from the main unit, extending it to a warmer, more accessible area.
    • Benefits: Protects electronic components from cold and condensation, allowing staff to easily monitor and adjust settings without opening the cold room door or enduring low temperatures.

2.2. Additional Suggestion: Dezenno for Deep Cold Storage

💡 NEED DEEP COLD STORAGE DEHUMIDIFICATION?

If your warehouse requires very low temperatures (below 0°C) and needs absolute anti-condensation control, consider the Dezenno Desiccant Rotor Dehumidifier. Capable of achieving dew points down to -40°C to -70°C, Dezenno is the perfect solution for deep cold storage and blast freezing rooms.

👉 Learn more about Dezenno here

3. Implementation & Installation Process at VS Food

3.1. Survey and Calculation

DeAir's engineering team conducted precise measurements of the warehouse volume and calculated the moisture load from the goods and door-opening frequency to ensure the correct machine capacity was selected.

3.2. Professional Installation

DeAir.RE-150CL stainless steel ceiling-mounted dehumidifier before shipment
The DeAir.RE-150CL Stainless Steel 304 ceiling-mounted dehumidifier, ready for the VS Food project before shipment.
Machine installed close to the ceiling
The unit is installed flush against the ceiling, completely freeing up floor space for storage and material handling.

The installation process was executed meticulously:

  • Ceiling Reinforcement: Ensuring the machine is safely suspended and can withstand operational vibrations.
  • Condensate Drainage Connection: An automatic condensate drainage system was routed outside the room to prevent pipe freezing.
  • Extended Control Panel Installation: The control panel was placed in a convenient, easily observable location, ensuring electrical safety.
Condensate drain pipe routed outside the room
The smart condensate drainage system is designed to route water outside the room, preventing freezing and backflow.
Control panel for ceiling-mounted dehumidifiers
The extended control panel allows staff to easily monitor and adjust settings without needing to enter the deep cold zone.

3.3. Testing and Calibration

After installation, the DeAir technical team conducted test runs, verified the output humidity, ensured no water leaks, and trained VS Food staff on efficient operation.

4. Achieved Results: A Clear Difference

4.1. Technical Performance

  • Humidity: Stably maintained at 40-50% RH (as per VS Food's specific requirements).
  • Condensation: Completely eliminated condensation on ceilings and walls.
  • Safety: Dry warehouse floors, eliminating slip-and-fall hazards.

4.2. Operational Benefits

  • 100% Increased Usable Space: Thanks to the ceiling-mounted design, the entire floor is freed up for storage and movement.
  • Extended Equipment Lifespan: The corrosion-resistant Stainless Steel casing and protected control panel ensure durability in harsh environments.
  • Rapid Cleaning Process: The smooth Stainless Steel surface is easy to wipe down, meeting HACCP standards.
  • Convenient Operation: Staff no longer need to endure freezing temperatures to adjust the machine, improving work efficiency.

4.3. Economic Impact

  • Packaging Cost Savings: Completely eliminated the cost of replacing cartons damaged by moisture.
  • Reduced Occupational Safety Risks: No more slip-and-fall accidents due to wet floors.
  • Rapid ROI (Return on Investment): Achieved quickly through minimized damage and enhanced operational efficiency.

4.4. Video Demonstration

Video demonstrating the installation and operation process of the DeAir.RE-150CL ceiling-mounted dehumidifier.

5. Infographic: Traditional Solution vs. DeAir Custom Solution

📊 TRADITIONAL VS. DEAIR CUSTOM SOLUTION COMPARISON

Criteria Traditional Solution (Floor-standing, Steel Casing) DeAir Custom Solution (Ceiling-mounted, Stainless Steel)
Floor Space Occupies valuable space 100% Space Optimization
Corrosion Resistance Prone to rust Stainless Steel 304 - Absolute Resistance
Hygiene (HACCP) Difficult to clean Easy to sanitize, fully compliant
Operational Convenience Requires entering the cold room to adjust Extended Panel - Easy Access
Equipment Lifespan Shortened due to corrosion Extended, highly durable

6. Frequently Asked Questions (FAQ)

Q1: Why do food cold storages need specialized dehumidifiers instead of standard units?

Food cold storages have a unique cold and humid environment. Standard units easily suffer from coil freezing, reduced efficiency, and rapid failure. Specialized units like the DeAir.RE-CL are designed to operate stably at low temperatures, feature automatic defrost systems, and use corrosion-resistant materials (Stainless Steel) to meet food safety standards.

Q2: What are the specific benefits of a Stainless Steel casing in a cold storage environment?

Stainless Steel 304 provides two major benefits:

  • Corrosion Resistance: Prevents rusting in high-humidity, low-temperature environments, significantly extending the machine's lifespan.
  • Food Safety Compliance: The smooth surface is easy to wipe down, prevents bacterial accumulation, and meets HACCP and ISO 22000 standards.

Q3: What problem does the extended control panel design solve for cold storage?

This design solves two critical issues:

  • Component Protection: Electronic circuit boards are highly sensitive to cold and condensation. Placing the control panel in a warmer area extends the equipment's lifespan.
  • Operational Convenience: Staff do not need to open the cold room door or endure freezing temperatures to adjust settings, saving energy and protecting worker health.

Q4: Is the DeAir.RE-150CL ceiling-mounted dehumidifier suitable for my warehouse size?

The DeAir.RE-150CL has a capacity of 150 kg/day, making it suitable for warehouses with a volume of approximately 300-500 m³ (depending on insulation and door-opening frequency). For precise sizing, DeAir recommends an on-site survey to calculate the exact moisture load.

Q5: Does DeAir provide maintenance support for dehumidifiers in cold environments?

Yes, DeAir provides scheduled maintenance every 6 months, which includes cleaning the evaporator and condenser coils, checking the defrost system, calibrating sensors, and replacing parts if necessary. Our technical team is deeply trained in handling dehumidification in cold environments.


Cold Storage Dehumidification Solutions - Save Space, Ensure Hygiene

Don't let condensation and mold degrade your food quality. DeAir is ready to partner with you, providing tailor-made DeAir.RE-CL ceiling-mounted dehumidifier solutions that optimize space and comply with HACCP standards.

Is your food enterprise looking for an optimal humidity control solution?

📞 Contact Ms. Hong: 0933 628 660

🌐 Discover more about the DeAir.RE-150CL at: deair.com.vn/heat-pump-ceiling-mounted-dehumidifier-deair-re-150cl

📖 Learn more about cold storage condensation control: deair.com.vn/cold-storage-condensation-control

✓ Free site survey & consultation ✓ Detailed, transparent quotation ✓ 24-month warranty ✓ 24/7 technical support