Supermarket HVAC Basics Explained

What is the primary function of an air curtain in a supermarket?

• To enhance soundproofing

• To improve the aesthetic appeal of the entrance

• To provide lighting

• To create a barrier between indoor and outdoor air

Which type of unit is commonly found on the roof of supermarkets for ventilation?

• Split AC Unit

• Fan Coil Unit

• Rooftop Unit

• Air Handling Unit

What is the role of a fan coil unit in a supermarket?

• To provide lighting

• To circulate air locally and adjust heating or cooling

• To manage inventory

• To enhance security

Which system is used for space heating in small stores or staff areas?

• Transcritical CO2 System

• Split AC System

• Gas Boiler System

• VRF System

What is a key advantage of using an external condenser and compressor for larger refrigerators?

• It allows the refrigerator to be moved easily

• It increases the store's heating load

• It reduces the need for electronic controls

• It removes heat from the refrigerator and space more efficiently

What is a growing trend in refrigeration systems for supermarkets?

• Eliminating electronic controls

• Using transcritical CO2 systems

• Reducing the number of compressors

• Using only standalone refrigerators

How do centralized refrigeration systems improve efficiency in larger stores?

• By splitting refrigerant between different temperature lines

• By using a single compressor for all units

• By eliminating the need for condensers

• By using only natural convection