What is the difference between SlimLine and ClimateLine tubing?Updated 2 months ago

Both SlimLine and ClimateLine tubes are lightweight options designed for ResMed CPAP machines, but they serve slightly different purposes. Here’s how they compare:

✅ SlimLine Tubing

• Lightweight and flexible: Ideal for people who move around during sleep.

• Standard performance: Delivers air at your prescribed pressure but does not have built-in heating.

• Compatible with most ResMed machines that use standard tubing ports.

• Diameter: 15mm (slimmer than traditional 22mm tubing).

Best for: Users in dry or temperate environments who don’t experience issues with condensation or rainout.

🔥 ClimateLine Tubing

• Heated tubing: Built-in sensors actively warm the air to reduce condensation inside the tube (also known as rainout).

• Automatically adjusts humidity: Works with ResMed’s Climate Control system to maintain optimal temperature and moisture levels.

• Slightly stiffer due to heating coil, but still flexible.

• Requires a compatible ResMed machine with a humidifier (like the AirSense 10 or 11 series).

Best for: People in colder climates, or anyone who experiences water buildup in their tubing or dryness in the nose/throat.

Our Recommendation

We always recommend upgrading to ClimateLine tubing if your machine is compatible. The added comfort, consistent humidity, and reduction in condensation make a noticeable difference in therapy quality—especially in cooler environments or air-conditioned rooms.

Need help checking compatibility? Email us at [email protected] and we’ll be happy to assist.