The Tisch Environmental TE-Wilbur is the most advanced low volume air sampler system in the industry. You can configure the TE-Wilbur low volume air sampler for TSP, PM10, PM2.5, PM1, as well as any other particulate separation device with a flow rate between 1-25 SLPM. Featuring modern, industrially hardened components paired with innovative design and state-of-the-art manufacturing practices, the TE-Wilbur is the future of particulate collection.