The revolving door is much more popular in today's society, which enhanced people's experience a lot for entering and exiting a building. What the revolving door could bring to us?

1. Energy-Saving

A revolving door is essentially a rotating vestibule that is always open for pedestrians and closed to the outside elements. The study about the revolving doors demonstrate that they may be as much as 8 times more energy-efficient than the best sliding door or swing door. In terms of energy savings, the difference is huge, as the revolving door could ensure virtually no air escapes between the inside and outside environments. Generally, we know air flows in and out of a building due to differences in humidity and air pressure. When it’s cold outside, heated air rises toward the top of the building, and if there are openings lower in the building, cold air rushes in to replace the heated air. Air drafts work against our best insulation methods and can waste significant amounts of energy expended by HVAC systems as they work harder to control temperature. Take USA for example, the buildings account for 41% of overall energy use, 73% of electricity use, and 38% of all CO2 emissions, according to the USGBC. Fortunately, something as simple as the right revolving door can impact a building's energy use.

2. Space-Saving

In a typical vestibule application, there is always a entrance area with 2 sliding door or 2 swing door, like KFC and McDonald's, and revolving doors require less area on the interior of a building than swing and sliding doors, which means a restaurant can put more tables in that space or a storefront can have additional displays—allowing businesses to be more profitable.

3. Ready for Winter Weather

The revolving doors often installed in the places with lower temperture, in addition to the air-blocking, the revolving door also possess other solutions to accommodate winter weather, like offering a stainless steel floor grill that fits underneath the door to collect any snow and slush people may track in, and the hot wind curtain could also be assemble in the top of the door, to bring the hot air to the people.

4. Less Maintenance

A revolving door lasts decades, provided owners follow basic maintenance routines. End users should replace the weather sweep, the sealing rubber/brush to creates a seal between the door and the floor to prevent air from escaping, it could be done every 1 to 2 years, depending on usage. Besides this, there almost no other maintenance needed .

5. Durable

The revolving doors are made of aluminum, stainless steel, bronze, glass which could last for decades, and if it's under the correct usage, maybe the life will be longer .

6. Good Appearance

Compared with other type of doors like sliding door or swing door, the revolving door possess a special appearance, which look much gorgeous, it could also enhance the level of the building, make it look much more gorgeous at the same time .