Our Pulmonary Function Lab has used Morgan Scientific equipment since the 80's.We currently have 3 systems in use, and I can honestly say that we have NEVER had ANY down time due to equipment malfunction or error. Their body Plethysmograph is truly a "reference" system. It has allowed us to keep pace with ever increasing volumes. It is fast, accurate, and dependable. Morgan Scientifics' support is second to none, if needed; they are a phone call away. Recommended without hesitation, they are more than just a company, Morgan Scientific is your "partner" in pulmonary diagnostics', yesterday, today and tomorrow.