Refrigerators / Cold Rooms

At Construction 21, we provide specialized maintenance and servicing for all types of cold rooms and commercial refrigeration units, ensuring your systems run at peak performance with optimal energy efficiency. Whether you manage a supermarket, food warehouse, restaurant, or medical facility, we offer customized support based on your environment’s needs.

Our trained technicians handle everything from routine cleaning and gas refills to electrical wiring and emergency diagnostics, helping prevent downtime and ensuring product safety.

❄️ Our Refrigeration Servicing Includes:

✅ Interior & Exterior Cleaning
– Removal of ice buildup, mold, and contaminants
– Cleaning of evaporators, condensers, and drainage systems
– Anti-bacterial treatment for hygiene-sensitive areas

✅ Refrigerant Gas Refilling
– Accurate refrigerant level check
– Gas refill with R134a, R404a, R410a, or other standard types
– Leak detection and sealing to prevent future loss

✅ Component Servicing & Repair
– Compressor, fan motor, sensor, and control panel checks
– Defrost system inspection and calibration
– Door gasket replacement and sealing repairs

✅ Electrical Wiring & System Testing
– Inspection and repair of wiring connections
– Testing of thermostats, switches, and power supply
– Installation of safety alarms and energy-saving controls

✅ Scheduled Preventive Maintenance
– Regular service intervals to minimize failures
– Full system diagnostics and performance reports
– Emergency support and repair available upon request