published by G. N. Patterson (19 37) served as a useful design guide for industrial diffusers for nearly a quarter of a century. However, with increased demands on diffuser performance in terms of lower losses and larger flow veloc­ ities, the need for a more thorough understanding of diffuser flow became apparent. PLQ - Steel Diffuser with Removable Square Plaque Face 5PLQ - Aluminum Diffuser with Removable Square Plaque Face PLQLT - Steel Diffuser with Removable Square Plaque Face for Low Temperature Applications PLQIMP - Steel Diffuser with Square Plaque Face and Integrated Multi-port Induction Ring 5PLQIMP - Aluminum Diffuser with Square Plaque Face and Integrated Multi-port Induction Ring Find your linear air diffuser easily amongst the 133 products from the leading brands (SCHAKO, Clivet, ) on ArchiExpo, the architecture and design specialist for your professional purchases. Linear slot diffusers combine an understated, modern appearance with powerful, Transform your home or workplace into your personal aromatherapy oasis! With our elegantly designed essential oil diffusers, you can infuse any setting and create a spa-like experience anywhere life takes you by diffusing essential oils. Suction Diffusers Provide Maximum Flow Efficiency At The Suction Side Of The Pump, 2x2 ? Aromatherapy uses plant materials and aromatic plant oils, including essential oils, and other aroma compounds, with claims for improving psychological or physical well-being. It is offered as a complementary therapy or as a form of alternative medicine, the first meaning alongside standard treatments, the second instead of conventional, evidence-based treatments. Patterson Pump Company is one of the world's leading suppliers of quality pumps for the Fire, Municipal, Industrial, Flood Control, Plumbing, and HVAC Markets. Patterson offers an extensive line of products that serves customers World-Wide. Racecar Engineering goes back to basics to look at the function of diffuser