Parallel fans will provide double the free air flow but no additional driving pressure.

While not shown on the plot, a second fan in series would provide slightly better performance than the parallel installation.

United, and their voluble fans, will always provide the test.

Huge industrial fans provide some relief from the heat.

Once the fire had started, he said, the fans provided fuel for the flames.

The show's producers say the fans provide not just support, but also information.

Use a small fan if necessary to provide adequate air circulation.

When it functions, the large fans in the rooms provide relief from the heat.

When the action hit a lull, the fans provided their own gambling relief.

The fan she brought in from home provided more racket than relief.