Glass fog problem happening in many supermarkets and convenience stores nowadays, which makes poor glass visibility. When customers can’t clearly see what’s inside your cooler, they’re less likely to stop, browse, and select anything. It affects sales badly.

 Why Glass fog problem happening?

 Poor quality insulated glass

If insulated glass (double or triple panels) not sealed well, outer air will easily go inside of glass panel, which will cause fog problem definitely.

The heater malfunctioning on heated glass

Most heated glass doors are designed to keep the outer glass surface above the dew point. If the door heater stops working, the glass surface becomes too cold. When warm, humid air contacts the cold glass, condensation quickly forms on the outside of the door.

• A temporary foggy problem happening with door opening and closing , when door opening, the warm air will go inside the case, once the door closed, this warm air will become wet vapor and stay on inside glass surface.
• Store environmental conditions problem, IE: High indoor humidity; High store temperature ; Air conditioning capacity is insufficient

 How Can You Prevent Glass Fog and Condensation?

If you’re investing in a glass door walk-in cooler, or refrigerated display cases for your convenience store, supermarket, preventing glass fog starts with choosing the right equipment.

1. Choose high-quality insulated glass systems.

Look for walk-in coolers and refrigerated display cases with premium insulated glass. Better insulation keeps the glass surface warmer, reducing the chance of condensation while improving energy efficiency.

2. Select reliable heated glass doors.

Quality heated glass doors are one of the most effective ways to keep the glass clear, especially in humid environments. They help maintain excellent product visibility and deliver a better shopping experience for retailers.

3. Add anti-fog film

An anti-fog film applied to the inside glass surface, it can prevent moisture forming by reducing direct contact between warm, humid air and the cold glass. This keeps the glass clearer and your products visible even during peak business hours.

4. Improve Store Conditions

Maintain the store environment at approximately 25°C (77°F) with relative humidity below 60%. Ensure the HVAC system is operating properly and providing adequate cooling, dehumidification, and air circulation. A well-controlled store environment is one of the most effective ways to prevent glass condensation.

 

Better refrigeration equipment with better product visibility , it will bring you more opportunities to increase sales and help your convenience store or supermarket perform well for many years.

 

 

 

Have any question, Please enter the form below and click the submit button.

0 + 3 = ? Please enter the answer to the sum & Click Submit to verify your registration.