| When the fan is activated, the air movement pulls the spring-mounted louvers open, allowing the air to flow into the attic. |
| Ventilation consists of louvers and wide double doors at each end that are opened by hand. |
| The hexagonal belfry contains six louvers with pointed arches and is crowned by an octagonal lantern and a copper dome. |
| For regular cleaning, dust the grilles or louvers with a soft brush or the dusting attachment of a vacuum cleaner. |
| When asked, one of the waitresses was able to turn the louvers on the air conditioner so that the cooled air circulated much more effectively. |
| These cedar louvers are also sun shades and windbreaks, and they provide the gardens with visual privacy. |
