SureGard General Spirometery Filter - RJVKB4 - Green by: Bird Healthcare $2.80 Each SKU BIR00008 Item is out of stock Restocking Please note: Item is out of stock. 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart SureGard General Spirometry Filter RJVKB4 - GREEN SureGard is the ONLY respiratory filter in the world manufactured using inert, latex free polypropylene. It can be safely incinerated. All other filters are made from polystyrene which can only be disposed of as landfill because they are toxic to the environment when disposed of through preferred infection control methods of contaminated items. Uniquely designed sealing mechanism that holds the media in place. Was specifically designed by our engineering team to create the strongest seal with a 100% guarantee. Other methods may fail. General System Compatibility: Vitalograph Bellow Spirometers and most Spirometers widely available on the market. External Diameter (machine end): 32.5mm Internal Diameter (machine end): 29mm Features: 99.9999% Bacterial/Viral efficiency at realistic flow rates which removes all pollutants down to 0.027 micron. HyperGard Electrostatic media. Inline Deadspace 50mls. Patented unique Mouthpiece for better patient compliance. Easy to recognise color coding for multiple machine laboratories which reduces accidental wastage.