The replacement
Exhalation Elbow for the HC406 and HC407
is made of molded plastic and connects the mask frame to the hose, and also serves as the primary noise diffuser. The elbow should be replaced if it's damaged or cracked in order to keep your CPAP mask working like new.
This Exhalation Elbow is a perfect match for the HC406 and HC407 Nasal Masks.
What's Included:
1 Replacement Exhalation Elbow
900HC441,400HC202
Reduces noise for peaceful F&P Mask therapy
Easy to replace for simple upkeep
Durable construction for mask longevity