Aquapak Prefilled Nebulizers 760mL with sterile water to provide cold or heated nebulization. These Aquapak Prefilled Nebulizers are for providing humidity to trach patients and contain sterile water for inhalation. The 760mL bottles are packed 10 per case and require a separate purchase of the adapter. Adapters screw on to the bottle and can be used for up to 30 days for single patient use. Our picture shows both the 760mL refill and a refill with the adapter installed.