Vitalograph 2820 Series BVF Spirometer Bacterial/Viral Filter

Ensure superior infection control and optimal testing accuracy with the Vitalograph 2820 Series BVF. Designed for use with spirometers, this bacterial/viral filter incorporates advanced electrostatic nanofiber technology to protect both patients and equipment from cross-contamination. With 99.99% filtration efficiency and low airflow resistance, it is ideal for both inspiratory and expiratory spirometry testing—including lung volume and DLCO assessments.

Key Features

• Electrostatic nanofiber technology for exceptional filtration

• 99.99% cross-contamination efficiency at 55 and 750 L/min

• Designed for both inspiratory and expiratory testing

• Protects both the patient and spirometer

• Low dead space (65 mL) – ideal for precise lung volume and DLCO testing

• Minimal airflow resistance for patient comfort

• Comfortable integrated mouthpiece

• Efficient at high flow rates

• Validated using Bacillus subtilis var. niger

Product Specifications

• Manufacturer #: 28368

• Brand: 2820 Series BVF

• Manufacturer: Vitalograph Medical

• Application: Spirometer Bacterial/Viral Filter

• For Use With: Spirometers

• Filter Medium: Electrostatic nanofiber technology

• Color: Green

• Effective Deadspace: 65 mL

• UNSPSC Code: 42272219

Resistance to Airflow:

• 0.08 kPa/L/s (BVF alone at 750 L/min)

• 0.12 kPa/L/s (BVF with Fleisch at 750 L/min)