For over 75 years Lau Engineering has been a recognized leader in air-movement research and development. Our team of experienced engineers and technicians utilize state-of-the-art engineering tools and laboratory facilities to provide solutions for the most demanding customer applications. Areas of technical expertise include:

  • Airflow Performance
  • Acoustics
  • Structural Dynamics

Lau’s engineering laboratory provides a full range of product and application testing. Airflow performance testing is conducted in one of two large airflow chambers with capacity up to 50,000 cfm (25 m3/s) and 9 in-wg (2,250 Pa) in accordance with AMCA (Air Movement and Control Association) Standard 210. Dual reverberant rooms are available to measure sound power levels in accordance with AMCA Standard 300. The Lau Engineering laboratory is accredited by AMCA for test standards 210 and 300.



Other laboratory capabilities include balance and vibration measurements, dynamic strain-gage testing, life cycle testing, and ASTM B-117 Salt Fog.


The laboratory contains a 12,000 ft2 prototype and sample shop that supports product development and customer sample requests.

From basic air-moving components to motorized air-moving packages, Lau engineering is uniquely positioned to tackle the most demanding customer application challenges.



HSE Blade
The Lau custom-designed high static efficiency (HSE) fan delivers increased overall efficiency. The result: strong, quiet, efficient fan operation over a wide range of applications.

Lau is the expert in Motorized Air Packages. Whether you are designing a new product that needs an innovation air moving solution, or value engineering a product line to reduce costs, Lau is your partner in air movement.


Lau is a member of the following associations: