Water Chambers

CPAP water chambers, also known as humidifier tubs or tanks, are essential components of your CPAP machine’s humidification system. These chambers hold the distilled water used to add moisture to the airflow, helping to reduce dryness, irritation, and congestion often associated with CPAP therapy.

Over time, water chambers can develop mineral buildup or wear out from daily use, especially if not cleaned regularly. For optimal hygiene and performance, it’s recommended to clean the chamber daily and replace it every 6 months or as needed.

We offer replacement CPAP water chambers compatible with popular machines from ResMed, Philips Respironics, Fisher & Paykel, and other trusted brands. Choose from standard or dishwasher-safe versions for added convenience. Keeping your humidifier chamber clean and up to date is a simple way to ensure more comfortable, effective sleep therapy night after night.

  • Humidifier Water Chamber for Luna II Series CPAP Machines from 3B Humidifier Water Chamber for Luna II Series CPAP Machines from 3B
    React Health

    Humidifier Water Chamber for Luna II Series CPAP Machines from 3B

    Humidifier Water Chamber for Luna II Series CPAP Machines from 3B The Luna II replacement water chamber is compatible with the Luna II CPAP Machine from 3B Medical. This humidifier chamber is accessible on the front of the machine to easily fill up...
    $27.99
  • Resmed Standard Water Chamber Tub for ResMed AirSense 11 CPAP Machine Resmed Standard Water Chamber Tub for ResMed AirSense 11 CPAP Machine
    ResMed

    Resmed Standard Water Chamber Tub for ResMed AirSense 11 CPAP Machine

    ResMed Standard Water Chamber for AirSense ResMed 11 CPAP Machine The Standard Water Chamber for the ResMed AirSense™ 11/AirCurve™ 11 HumidAir™ Heated CPAP Humidifier's. The AirSense™ 11 Water Chamber is a removable water tub that’s easy to fill and...
    $36.99
  • ResMed AirSense 11 CPAP End Cap (Side Cover) ResMed AirSense 11 CPAP End Cap (Side Cover)

    ResMed AirSense 11 CPAP End Cap (Side Cover)

    ResMed AirSense 11 CPAP End Cap (Side Cover) This Side Cover is an optional accessory for use with ResMed's AirSense 11 Series CPAP machines. The Side Cover fits over the slot where the humidifier chamber would usually be installed in the device; and...
    $24.00
  • Water Chamber for Luna G3 Series CPAP & BiPAP Machines
    React Health

    Water Chamber for Luna G3 Series CPAP & BiPAP Machines

      Water Chamber for Luna G3 Series CPAP & BiPAP Machines Reliable Humidification. Easy Maintenance. Custom Fit for Luna G3. This Humidifier Water Chamber is designed exclusively for use with all Luna G3 Series CPAP and BiPAP machines. Engineered...
    $32.99
  • Water Chamber Tub for Philips DreamStation CPAP & BiPAP Machines Water Chamber Tub for Philips DreamStation CPAP & BiPAP Machines
    Philips

    Water Chamber Tub for Philips DreamStation CPAP & BiPAP Machines

      Water Chamber Tub for Philips DreamStation CPAP & BiPAP Machines Maintain Humidification. Prevent Leaks. Ensure Clean Therapy. Overview This replacement water chamber tub is designed for use with the Philips Respironics DreamStation Heated...
    $28.99
  • ResPlus CPAP Water Chamber Tank ResPlus CPAP Water Chamber Tank

    ResPlus CPAP Water Chamber Tank

    ResPlus™ CPAP Water Chamber Tank (Replacement) Compatible with ResPlus CPAP Machine by Beyond Medical Ensure optimal humidity and comfort during your CPAP therapy with the replacement water chamber tank for the ResPlus CPAP Machine. Designed for...
    $37.99
  • DreamStation 2 CPAP Water Chamber Tub (with lid) DreamStation 2 CPAP Water Chamber Tub (with lid)
    Philips

    DreamStation 2 CPAP Water Chamber Tub (with lid)

    DreamStation 2 CPAP Water Chamber Tub (with lid) This Water Chamber (with lid) from Philips Respironics is designed for use with all DreamStation 2 CPAP & BiPAP Machine Heated Humidifiers. This package includes both the clear tank with seal and the...
    $58.95