P A TIE N TS
ring that allows you to use the special HME cassettes
of Provox FreeHands HME
(REF 7712) without a
®
FreeHands valve unit. This is especially of advantage,
if you want to continue HME use during the night but
have no other HME cassettes available than FreeHands
HME
cassettes. Read instructions.
®
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