![Allison Low Speed Noise Fan with Swept / Leaned Stators in 9x15 foot Low Speed Wind Tunnel.](https://www.nasa.gov/wp-content/uploads/2023/03/allison-low-speed-noise-fan-759129.jpg?w=1024)
![Alternative Low Noise Fan System in 9x15 Foot Wind Tunnel](https://www.nasa.gov/wp-content/uploads/2023/03/alternative-low-noise-fan-834732.jpg?w=1024)
![Supersonic Short Take Off Vertical Landing Hot Gas Ingestion Model 9X15 Wind Tunnel](https://www.nasa.gov/wp-content/uploads/2023/03/supersonic-short-take-off-vehicle-857634.jpg?w=1024)
9- by 15-Foot Low-Speed Wind Tunnel Facility
The 9- by 15-Foot Low-Speed Wind Tunnel (9×15) is the most utilized low-speed propulsion acoustic facility in the world. It is the only national facility that can simulate takeoff, approach, and landing in a continuous subsonic environment.
Focus Areas and Capabilities
Learn more about the specifications and capabilities of this wind tunnel.
![A view down the test section of the newly renovated 9 x 15 wind tunnel.](https://www.nasa.gov/wp-content/uploads/2019/06/grc-2019-c-002864.jpg?w=1024)
Characteristics
The 9'x15' Low Speed Wind Tunnel provides customers with a facility capable of testing large scale aeropropulsion hardware.
![Research mechanics making final preparations for the Advanced Ducted Propulsor Fan Commissioning test.](https://www.nasa.gov/wp-content/uploads/2023/03/grc-2022-c-04036-1.jpg?w=1024)
Quick Facts
The 9- by 15-Foot Low Speed Wind Tunnel (9×15), provides a unique facility for testing large-scale hardware in a continuous subsonic air stream.
![Calibration Rake in the 9x15-Foot Low Speed Wind Tunnel.](https://images-assets.nasa.gov/image/GRC-1998-C-00484/GRC-1998-C-00484~large.jpg?w=1920&h=1536&fit=clip&crop=faces%2Cfocalpoint)
Virtual Tours and Video
Explore AETC's Virtual Tours and a video explaining more about the 9×15 Wind Tunnel.
![Kyle Webster checks that the model is correctly installed.](https://www.nasa.gov/wp-content/uploads/2015/02/697308main_supersonic_full.jpg?w=683)
9×15 Virtual Tour
![Alternative Low Noise Fan System in 9X15 foot wind tunnel.](https://www.nasa.gov/wp-content/uploads/2015/12/alternative-low-noise-fan.jpg?w=1024)
8×6 and 9×15 Lobby Virtual Tour
![](https://images-assets.nasa.gov/image/GRC-2010-C-03453/GRC-2010-C-03453~large.jpg?w=1920&h=1536&fit=clip&crop=faces%2Cfocalpoint)
9×15 Wind Tunnel Video
9- by 15-Foot Low-Speed Wind Tunnel
Contact Information
9-by 15-Foot Wind Tunnel
Facility Manager: Michelle Lasic
(216) 433-6347
NASA Glenn Research Center
21000 Brookpark Rd.
Cleveland, Ohio 44135
(216) 433-4000
Fact Sheet
9-by 15-Foot Wind Tunnel Fact Sheet
Built in 1968, the 9- by 15-Foot Low-Speed Wind Tunnel (9×15 LSWT) is the most utilized low-speed propulsion acoustic facility in the world.
Read the 9-by 15-Foot Fact Sheet![](https://images-assets.nasa.gov/image/GRC-1994-C-00159/GRC-1994-C-00159~large.jpg?w=1920&h=1549&fit=clip&crop=faces%2Cfocalpoint)
AETC Subsonic Facilities
NASA operates four Subsonic Facilities.
The 9-by 15-Foot Low-Speed Wind Tunnel, the 14- by 22-Foot Subsonic Tunnel, the Icing Research Tunnel and the 20-Foot Vertical Spin Tunnel.
Learn More About AETC Subsonic Facilities![Research mechanics making final preparations for the Advanced Ducted Propulsor Fan Commissioning test.](https://www.nasa.gov/wp-content/uploads/2023/03/grc-2022-c-04036-1.jpg?w=1024)
AETC Ground Facilities
AETC sets the strategic direction for NASA’s versatile and comprehensive portfolio of ground test aeronautics research capabilities.
Among these assets are subsonic, transonic, supersonic, and hypersonic wind tunnels and propulsion test facilities at Ames Research Center, Glenn Research Center, and Langley Research Center.
Learn More About AETC Ground Facilities![](https://www.nasa.gov/wp-content/uploads/2023/03/grc-2022-c-04036-1.jpg?w=1024)