The snap-on lid is easy to attach to the canister and virtually impossible to remove.

The audible "snap" gives clear confirmation that the lid is properly sealed and secure.

A filter located in the lid is designed to enhance performance over previous float systems.

The filter design and self-sealing material improve flow 20 percent. Built-in tubing hooks in the lid eliminate the need to wrap excess tubing around the regulator, preventing kinks and occlusions

Caps for all ports are attached to the lid for convenience in sealing the canister after use.

The canister label provides accurate, easy-to-read calibrations and an enlarged area in which to write patient information