What is an air curtain used for in a restaurant?

An air curtain releases warm air from bottom to top keeping the temperatures of your restaurant in control. It eliminates the exchange of warm and cold air, hence, preventing draft. During the summer season, it promotes cool air in your business building, and keeps hot air out, maintaining a comfortable environment.

What is an air curtain fan?

An air curtain is a fan-powered device that creates an invisible air barrier over the doorway to separate efficiently two different environments, without limiting the access of the people or vehicles. The functioning of an air curtain is based on a high velocity jet of air that covers all openings.

Why do stores blast air at entrances?

It Keeps the Store Temperature Low With so many people entering and exiting the building, an air door prevents the cool air inside the store from escaping, and keeps the hot air from coming in. See what other secrets your grocery store won’t tell you.

How effective are air curtains?

Absolutely! All studies and tests have proven that air curtains are effective. When an efficient air curtain is well installed it save lots of energy and at the same time the entrance areas remain climate protected, comfortable and free of draughts, insects, odours, etc.

What is a heat curtain?

Heated air curtains protect from contaminants such as dust and pollen, but their primary purpose is to prevent heat from escaping through an open door. They are commonly used in applications where temperature control is a priority, such as the entrances of shopping malls and stores.

What is a commercial air curtain?

These helpful air curtains are mounted above your doors /doorways, then blast a concentrated jet of air down as the door opens to admit customers and employees. This air creates a pocket from which hot or cold air doesn’t transfer, preserving the internal temperature of your business.

Why do grocery stores have fans at the entrance?

It’s actually called an air door, or an air curtain, and it functions as a barrier to keep unwanted outside materials from getting inside the store.

Why do stores have fans at the door?

Air curtains are generally used to keep heat or cool air in, keep bugs out, or keep other air contaminants out of a building or space. These type fans are typically used in restaurants, grocery stores, cafeterias, kitchens, hospitals, warehouses, hotels, airports, bus & train stations and more.

What activates an air curtain?

Air Curtain Mechanics There are two ways to use an air curtain. Or, you can use the air curtain as a second line of defense behind a closed door, in which case the air curtain is activated only when the door opens. It springs into action, blasting air for a couple seconds until the door is again closed.

How does air curtain affects the air conditioning air quality?

Energy is conserved as these curtains help to keep the air conditioned space or heated space to be confined within the building. During winter, the conditioned warmer air in the building is prevented from escaping. This invisible air barrier helps to conserve the energy inside the building.

How does a blower work?

Blowers create air flow (flow rate). The total blower system creates pressure (back pressure) through resistance to air flow. By combining the flow rate and back pressure, you can identify the actual operating air flow.

What is the purpose of the downward air blower at entrance?

The downward air blower at the entrance basically works as air curtain which prevents the air outside to get infiltrated into the inside atmosphere.

What is the purpose of a mall ventilator?

It is used to prevent air exchanges and entry of insects and other contaminants inside the mall. A mall or a departmental store’s door has to be kept open most of the time for man and material movement.

What is an air door and how does it work?

By doing its thing, an air door essentially isolates, to a great extent, the ‘inside climate’ of the building from the outside climate. The effectiveness of an air door, when it comes to preventing infiltration through an entrance, usually ranges from 60\% to 80\%.