Island Respiratory Specialists provides oxygen therapy treatments and equipment in Charlottetown. Our clinic offers sleep apnea screenings, BiPap therapy, CPAP, mask systems and other related supplies. Contact us to get more information on our products. Island Respiratory Specialists (IRS) is a full service home-respiratory company in PEI. It is 100% Island owned and operated and has been providing respiratory services to Islanders for over 17 years.