Condensation in Commercial Refrigeration

Condensation in Commercial Refrigeration

What is Condensation? 

Condensation is where the temperature from the outside and the inside of the fridge is significantly different, which causes the moisture to condense and form water droplets. The higher the humidity levels are the more prevalent the condensation will be. The condensation will build up on the glass which can cause issues with visibility, cleanliness and safety.  

Condensation is quite common in Commercial Refrigeration especially during the harsh Australian summers. A little bit of condensation is normal, however excess condensation can lead to a larger issue.  

When can condensation become an issue? 

Condensation on your fridges can begin to become an issue as time goes on.  

  • The more condensation on your fridge the more likely it will be to leak onto the floor in front of your unit. This could lead to significant damage and cause long term problems such as paint peeling or wood rotting. 
  • The puddle of water in front of your unit can become a serious risk for accidents and slips  
  • Over time if condensation is left, this can lead to problems such as mold and mildew growth. 

What are the solutions? 

The goal is to minimise or eliminate condensation all together. We have outlined some of the most effective solutions to reach this goal.  

  • Dual Glazed Glass  

This is the most common glass used in Commercial Refrigeration. It contains two layers of glass and will prevent condensation between 50% to 55%. When the humidity levels begin to rise beyond this range, condensation will begin to form. 

  • Triple Glazed Glass  

For those who live in a hotter climate you can opt for triple glazed glass. With three layers of glass. This will help keep the surface temperature on the exterior warmer, preventing condensation. Triple glazed glass will be able to prevent condensation levels of about 60% to 65%. This is ideal for places with higher levels of humidity where this glass will offer better insulation. 

  • Low E Glass  

Low Emissivity (Low E) glass is the ability of a material to radiate and transmit heat. This works by reducing the amount of solar energy allowed through the glass, ideal for fridges that are outside and have the possibility of sunlight hitting them. The Low E glass is designed to handle humidity levels between 70% to 75%. Low E glass is the most effective solution for when climates have high levels of humidity, but you still want to maintain energy efficiency. 

  • Heated Glass  

Heated glass is a coated glass with an electrically conductive coating. Heated Glass will have the biggest impact on condensation and is the ultimate solution. Or though this is extremely effective this will increase your unit’s energy consumption. This glass is very visually appealing as condensation won’t build up, as this method virtually eliminates condensation all together. 

What fridge is right for you? 

Living in the harsh Perth conditions it is crucial that you select the right type of glass. It is important to way up your options when selecting a Display Fridge or Alfresco Bar Fridge. It is important to attempt to prevent condensation to ensures products are visible to customers, maintain high levels of food safety, avoid damage to flooring and water creating slippery surfaces which could lead to trip hazards. 

Purchasing you’re Commercial Refrigeration from a reliable supplier guarantees that you are getting the highest quality equipment that is designed to operate effectively. By selecting the right equipment and taking care of your products this will eliminate the impact and risk of condensation. 

Perth Commercial Kitchens: 

Canning Vale (Showroom) & Wangara (Showroom & Warehouse) 

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