For a limited time, receive a free 3L calibration syringe or one 100-piece case of PFT Kit A, B or C with the purchase of a spirometer. Please indicate in the "Notes" field at checkout whether you would like a calibration syringe, PFT Kit A, PFT Kit B or PFT Kit C.

A-M Systems offers both fixed-volume and adjustable calibration syringes. ATS Guidelines encourage annual calibration, and we can help. Contact us for custom packaging, labeling and other OEM products.

High filtration efficiency, coaxial ISO connectors, bi-directional airflow, and low flow resistance and dead space are built into this compact, transparent filter. Learn more about A-M Systems ViroMax™. And request a free sample today.

LeverHaler™ raises the bar for metered-dose inhalers. An easy-to-use lever actuator simplifies the delivery of commonly used MDI medications. See how LeverHaler™ compares to other spacers.

A-M Systems PFT Kits are designed to help clinicians increase patient confidence and office efficiency. Choose from three popular combinations of disposable filters, mouthpieces and nose clips.

Our wire-reinforced plastic tubing comes fitted with autoclavable blue polystyrene ends. We offer a variety of standard sizes as well as custom lengths. You may also purchase the tubing, fittings and adhesive separately and assemble them.