Polytechnic Elliptical Filter w/ Lip Ridge
Box of 100
The Polytechnic Elliptical bacterial viral filter mouthpiece is elliptical in shape, white in color and each box contains 100 filters. The Vitalograph Elliptical (BVF) bacterial viral filter with lip ridge makes a wonderful alternative to use in daily testing. The shape fits the natural shape of the mouth providing comfort, while the lip ridge helps to maintain a seal. The added lip ridge and shape make it possible to get the best result with fewer maneuvers, saving time and energy.
Filter Size: 30.1 mm OD | 25.4 mm ID
Fits the Following PFT Equipment: Inchek™, InCheck DIAL™, Multispiro™
Creative Biomedics, Vitalograph, Schiller, MicroDirect, SDI (PulmogardII™), Most Cosmed Models, MIR (all models), P.K. Morgan 232, Future Med(Spirobank), PB-400, PB-600, CDX Spiro 850, Spirometrics (Flowmate, Flowmate+), SMII, & Vacumed (MicroPlus, Micro GP-GL, Micro Loop, Pony)