H5i™ Humidifier Flip Lid Seal



Masks Size Guide

Replacement gasket seal for ResMed H5i™ Heated humidifier for S9 Series. Silicone gasket attaches to H5i flip lid and seals humidifier around the water chamber. Gasket seal only, machine, humidification and chamber lid sold separately. 

Additional Info

Flip lid seal should be cleaned monthly and replaced whenever it appears cracked or torn.


Related Items

Sizing Guide For Select CPAP Masks

Select CPAP Masks have sizing guide to help you select a size. 

Click on the mask name below to view, print and measure with their size guide.

Other masks are packaged as fitpacks with all size cushions included and do not have size guides available. 

Nasal Masks

Full Face Masks

Other helpful resources:

How To Select A CPAP Mask – Help Centre - All the help you need...instantly! (cpapmachines.ca)

What Size CPAP Mask Do I Buy? – Help Centre - All the help you need...instantly! (cpapmachines.ca)