# BVF Bacterial / Viral Filter - Respiratory Accessories

The BVF Bacterial/Viral Filter is a crucial component for respiratory safety, designed to protect users from cross infection during medical testing processes. It is suitable for both inspiratory and expiratory spirometry testing, making it a versatile choice for various respiratory assessments. Key to its design is a low dead space volume of 65ml, which is particularly important for accurate lung volume and DLCO testing. Its construction features a comfortable mouthpiece, ensuring user comfort during procedures.

## Key Features
*   Designed for both inspiratory and expiratory spirometry testing.
*   Offers protection against cross infection for users.
*   Minimal effective dead space of 65ml, essential for lung volume and DLCO testing.
*   Comes with a comfortable mouthpiece for ease of use.