InspiraChamber Antistatic Valved Holding Chamber with MDI Spacer.- Antistatic valved holding chamber (VHC) designed to help medication reach lungs more easily with less deposit in back of mouth.- Antistatic chamber helps suspend medication particles to allow patient time to take slow, deep breaths.- InspiraLert audible signal helps ensure optimal breathing rate.- One-way valve and exhalation port to direct exhaled medication away from patient's face.- Flexible metered-dose inhaler (MDI) adapter end cap helps accommodate most commonly used pMDIs.