Resmed standard tubing is a smoothbore tubing which is compatible with most CPAP brands and models. This is not a heated tube and can be used with either humidified CPAP or non humidified CPAP machines
Standard, universal tubing non-heated with an inner diameter of 19 mm -22mm. Suitable for all ResMed sleep therapy machines (excluding Airmini’s) as well as with machines from other manufacturers.