Sefam S.Box Humidifier Base Plate Water Chambers & Humidifiers 89% Quieter than before at

89% Quieter than before at 21dBA

but it's also perfect for people who wear glasses or like to read at night

it gradually increases the pressure to the prescribed level

They have a very soft silicon insert that fits into the nostrils making CPAP therapy comfortable

Sefam S.Box Humidifier Base Plate Water Chambers & Humidifiers 89% Quieter than before atThe Sefam Heated Humidifier Heater Base Plate only (does not include water chamber). The Sefam S. Box CPAP humidifier technology ensures a comfortable level of humidification all night long. The Sefam S. Box integrated Heated Humidifier offers you advanced technology incorporated in a unique design.